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mikejeep edited this page Apr 10, 2024 · 140 revisions

Pre-release testing in progress

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These releases are limited to a small group of selected users.

Current alpha:

  • Work in progress...

Beta 4.834b (Released 4/9/2024):

  • Added debug logging of neighbor cell site note queries.
  • Code optimizations and enhancements.
  • Improved duplicate LTE GCI cleanup function; duplicates with the greater number of recorded connection 'hits' will now be kept.
  • Improved LTE PLMN identification on some devices.
  • Improved site note logging functionality.

Beta 4.833b (Released 3/29/2024):

  • Code optimizations and enhancements.
  • Resolved issue with some 5G-NR connections displaying improper band.

Beta 4.832b (Released 3/27/2024):

  • Added accent colors for additional wireless providers.
  • Improved identification of unregistered 5G-NR cells.
  • Resolved issue with some 5G-NR connections displaying improper band.

Beta 4.831b (Released 3/22/2024):

  • Added 5G-NR band to notification pulldown title.
  • Added option to disable street address geocoding when editing a site note; coordinates will populate instead.
  • Disabled logging of secondary SIM cells by default due to inconsistent accuracy; added beta option to enable if preferred.
  • Improved site note logging functionality.
  • Overhauled display functions to fully re-sync all information when reopening app or with swipe-down gesture.
  • Resolved issue with log import proceeding when log backup fails.
  • Resolved issue with some 5G-NR connections displaying improper band.
  • Resolved issue with some 5G-NR neighbor cells displaying improper band.
  • Updated internal libraries.

Version 4.83 (Released 12/5/2023)

  • Added option to control LTE/NR TA display when reported value is 0.
  • Added option to control LTE-TDD TA correction.
  • Adjusted Dish Wireless 5G-NR site notes to be unique per sector (instead of per site) until proper site note linking can be implemented. Previously logged Dish Wireless note entries may be incorrect.
  • Code optimizations and enhancements.
  • Improved collection of diagnostics on devices with restricted permissions.
  • Improved identification of unregistered 5G-NR cells.
  • Improved permission request notification when Location permission was not granted and Location Service was enabled.
  • Resolved force closes on Android 10+ devices when Location permission not granted.
  • Resolved force closes on Android 14 devices when 'Allow all the time' Location permission not granted but the app was configured to launch at device boot.
  • Resolved force closes on Android 14 devices when background service launch was blocked.
  • Resolved issue with blank display on devices with restricted permissions.
  • Resolved issue with incorrect 5G-NR bands displayed on some devices due to Android bug.
  • Resolved issue with invalid LTE/NR data displayed on some Motorola Edge devices.
  • Updated internal libraries.

Version 4.82 (Released 9/19/2023)

  • Added accent colors for additional wireless providers.
  • Code optimizations and enhancements.
  • Resolved force closes upon launch on some Android 14 devices when some permissions are not granted.
  • Resolved force closes when saving invalid site notes on some devices.
  • Resolved issue with incorrect 5G-NR bands displayed on some devices due to Android bug.

Version 4.81 (Released 8/29/2023)

  • Resolved force closes on Android 14 when location permission not granted and background service is enabled.

Version 4.79 (Released 8/21/2023)

  • Added display of 5G-NR timing advance (TA) value on Android 14+ devices.
  • Improved Android 14 compatibility.
  • Resolved issue with force closes upon launch on some Android 14 devices.
  • Resolved issue with Hi3G 5G-NR n78 connections displaying improper band.
  • Resolved issue with inconsistent appearance in recent apps list.
  • Resolved issue with internal error related to preferences initialization.
  • Resolved issue with stale Wi-Fi info being displayed after disconnection.
  • Resolved several memory leaks.
  • Updated internal libraries.
  • Updated target API to Android 14.

Version 4.78 (Released 4/28/2023)

  • Code optimizations and enhancements.
  • Resolved force closes when phone permission was not granted on some older devices.
  • Resolved issue with incorrect 5G-NR bands displayed on many devices due to Android bug.
  • Resolved issue with internal crash reporting library initialization errors on some devices.
  • Resolved issue with missing icons on some devices.
  • Resolved issue with Wi-Fi info only updating on connection/disconnection.
  • Updated internal libraries.

Version 4.77 (Released 4/3/2023)

  • Added identification of NSA 5G-NR band/channel and PCI on some devices.
  • Added option to automatically trigger mobile connection reset when connection is lost (requires root).
  • Added option to colorize text on Location display to indicate low accuracy (yellow when Trail Logger is enabled) or outdated timestamp (red).
  • Added option to configure maximum age of location data before the Location Service is automatically restarted.
  • Added option to set maximum number of individual neighbor cells to display.
  • Added option to show individual timestamps for each connection type.
  • Added support for new LTE bands.
  • Adjusted Location Service parameters to minimize location update delays.
  • Changed Location display option to allow coordinates to be hidden but still display accuracy and/or timestamp.
  • Changed Services menu icon behavior; it is now locked/unlocked with the indicator icons.
  • Code optimizations and enhancements.
  • Implemented support for predictive back gesture.
  • Improved accent colors for all wireless providers.
  • Improved accuracy of 5G-NR neighbor cell band display.
  • Improved detection of Wi-Fi connections when there is no mobile connection.
  • Improved display of LTE neighbor cells with non-LTE EARFCNs.
  • Improved identification of 5G-NR neighbor cells being reported as LTE neighbor cells.
  • Improved identification of DISH Wireless connections.
  • Improved internal error reporting.
  • Improved Mobile Networks shortcut on Android 10+ devices.
  • Overhauled Location Service routines and reduced default minimum location update interval to 3 seconds.
  • Resolved force closes at launch on some devices.
  • Resolved force closes on some devices that required additional Android permissions.
  • Resolved force closes on some devices when LTE GCI was invalid.
  • Resolved force closes when Location Service attempts to auto-restart in background.
  • Resolved issue with 5G-NR Alerts always displaying site ID in hex format.
  • Resolved issue with connected NSA 5G-NR cell simultaneously displaying as a neighbor cell.
  • Resolved issue with invalid 5G-NR CSI-SINR value displaying.
  • Resolved issue with invalid 5G-NR TAC value displaying.
  • Resolved issue with invalid LTE B33 cells being displayed.
  • Resolved issue with invalid Wi-Fi information displaying when there is no Wi-Fi connection.
  • Resolved issue with Location Service restarts at launch.
  • Resolved issue with LTE TA display formatting in certain circumstances.
  • Resolved issue with n2 and n25 being improperly identified on some devices.
  • Resolved issue with n41 being improperly identified on some devices.
  • Resolved issue with some database resources not being properly closed.
  • Resolved issue with some LTE AWS connections incorrectly displaying as AWS-3.
  • Resolved issue with stale 5G-NR data displaying after connection is lost.
  • Resolved issue with stale 5G-NR label displaying on NSA connections.
  • Resolved issue with unknown 5G-NR NCI displayed as "0" on some devices.
  • Updated internal libraries.
  • Updated LTE frequency classes for B10 (AWS), B66 (AWS-3), and B70 (AWS-4).
  • Updated provider database.
  • Updated Verizon 5G-NR sector calculations.

Version 4.74 (Released 12/22/2022)

  • Added accent colors for additional wireless providers.
  • Added new customizable shortcut button to action bar.
  • Resolved force closes on app update when users had imported a log database from a newer version of the app.
  • Resolved force closes when location permission not granted on some devices.
  • Resolved force closes when no signal information was available on some devices.
  • Resolved issue with n25 and n41 being improperly identified on additional devices.
  • Updated provider database.

Version 4.73 (Released 12/14/2022)

  • Added accent colors for additional wireless providers.
  • Added carrier aggregation info to trail logs and web uploads.
  • Added swipe-to-refresh feature on main screen.
  • Added Wi-Fi 5/6/7 labels and improved Wi-Fi connection identification on Android 11+ devices.
  • Adjusted location service to automatically restart if the device location is 10 minutes old.
  • Adjusted neighbor cell display to only indicate component carrier if primary (PCC).
  • Implemented new cell identification methods for Android 12+ devices.
  • Improved accuracy of LTE TA correction option.
  • Improved app stability and reduced ANRs.
  • Numerous minor display improvements.
  • Reduced app size with leaner Google Play library.
  • Removed Sprint 1x800 features.
  • Resolved force closes on Android 12+ devices when no cells were connected.
  • Resolved force closes when internal storage access is unavailable on app launch.
  • Resolved issue with 5G-NR band sticking when NR connection is maintained but band changes.
  • Resolved issue with delayed status bar icon at startup on Android 12+ devices.
  • Resolved issue with NR neighbor cells being improperly displayed as LTE band 252.
  • Resolved issue with Radio Info system shortcut not working on Android 11+.
  • Resolved issue with n25 and n41 being improperly identified on some devices.
  • Updated numerous libraries.
  • Updated provider database.
  • Updated source/target compatibility to Java 11.
  • Updated target API to Android 13.

Version 4.71 (Released 2/16/2022)

  • Added 5G-NR band/frequency status bar icons.
  • Added “Band” status bar icon option to only display “n#”/”B#” when connected to LTE/NR.
  • Added new menu option for non-beta users to export web data for manual upload.
  • Added non-standalone 5G-NR frequency information on some Android 12 devices.
  • Added option to add suffix to exported log files.
  • Added option to control automated checks for app updates at startup.
  • Added option to display location timestamp on main screen.
  • Adjusted 5G-NR NCI values displayed for some providers.
  • Changed web upload progress dialog box to a notification.
  • Disabled support for Android 4.0 – 4.4W.
  • Improved handling of log database backup failures.
  • Improved identification of 5G-NR bands on Android 11+ devices.
  • Improved identification of 5G-NR band n77.
  • Improved identification of connected network type on Android 7+ devices.
  • Improved identification of out-of-network cells.
  • Improved preferences accessibility.
  • Improved Site Note matching between T-Mobile/Sprint PLMNs.
  • Improved validation of 5G-NR NCI values.
  • Overhauled import/export/backup functions; users can now configure folder location.
  • Removed need for WRITE_EXTERNAL_STORAGE permission.
  • Removed Splunk crash reporting.
  • Removed unused tables and columns from the Logger database.
  • Resolved force closes on some devices related to notification channels.
  • Resolved force closes on some devices when app does not fully initialize quickly enough.
  • Resolved issue with duplicate 5G-NR Site Notes.
  • Resolved issue with extra blank lines on non-standalone 5G-NR display.
  • Resolved issue with improperly formatted GCI and NCI values on exported logs.
  • Resolved issue with invalid 5G-NR NCI and TAC values displaying.
  • Resolved issue with invalid Mobile connection block displaying on main screen.
  • Resolved issue with invalid provider or PLMN displayed on some devices.
  • Updated numerous libraries.
  • Updated target API to Android 12.

Version 4.68 (Released 10/23/2021)

  • Added 5G-NR neighbor cell display.
  • Added new Shentel PLMN.
  • Added option to display location timestamp.
  • Added option to display LTE/NR cell ID in hexadecimal format with sector.
  • Adjusted scale of colored signal strength graphic bars.
  • Changed site note & icon lock option to be two separate options.
  • Improved 5G-NR information on some devices.
  • Improved internal crash reporting routines.
  • Invalidated location accuracy value stored in Trail Log if device location timestamp is stale.
  • Moved Change Log button to About menu.
  • Moved Send Diagnostics button to Help menu.
  • Resolved force closes on some Android 10 devices.
  • Resolved force closes related to Purchase screen.
  • Resolved force closes when importing a database created in a newer version of the app.
  • Resolved issue with CDMA 1X BSL remaining on screen after 1X connection is lost.
  • Resolved issue with incorrect 5G-NR bands displaying on some networks.
  • Resolved issue with incorrect 5G-NR ECI values with sectors.
  • Resolved issue with location display appearing when Location Service was disabled.
  • Resolved issue with LTE cells not being logged on certain networks.
  • Resolved issue with some NR channel frequencies not rounding to two decimal places.
  • Updated compile API to Android 12.
  • Updated numerous libraries.

Version 4.67 (Released 3/29/2021)

  • Added one-time popup to comply with Google Play background location policy. (Pro)
  • Changed location accuracy precision to one decimal place. (Pro)
  • Changed location accuracy to display in feet if metric units are not enabled. (Pro)
  • Improved PLMN ID validation.
  • Resolved force closes on some devices when connected to GSM/WCDMA networks.

Version 4.66 (Released 3/23/2021)

  • Added option to display location accuracy on the main screen. (Pro)
  • Added toggling of Location Service, Site Logger, and Trail Logger features by clicking on the icons on the main screen. (Pro)
  • Changed location coordinates to update on main screen in real-time, independent of mobile signal updates. (Pro)
  • Changed LTE band 13 to display as LTE 750.
  • Changed pending diagnostic reports to use app cache; eliminates need for Storage permission to send reports.
  • Changed site note lock option to also lock Location/Site/Trail buttons. (Pro)
  • Code optimizations and enhancements.
  • Resolved force closes on some Android 10 devices.
  • Resolved force closes on some devices when attempting to update site notes. (Pro)
  • Resolved force closes on some devices when connected to a WCDMA network.
  • Resolved force closes when root modem functions were enabled. (Pro)
  • Resolved issue with CDMA 1X BSL remaining on screen after 1X connection is lost. (Pro)
  • Resolved issue with cell ID format on alert notifications not matching user preferences. (Pro)
  • Resolved issue with invalid signal strengths displayed on some devices when connected to a WCDMA network.
  • Resolved issue with older log database imports failing. (Pro)
  • Resolved logcat warnings when inserting geocoded addresses. (Pro)
  • Resolved SSL errors when sending diagnostic reports on older devices.
  • Resolved Wi-Fi errors on some Android 11 devices.

Version 4.65 (Released 1/15/2021)

  • Added automated in-app update functionality.
  • Added option to display LTE/NR cell ID in decimal format with sector. (Pro)
  • Adjusted LTE and 5G-NR signal thresholds.
  • Changed Trail Logger to skip duplicate crumbs with the same coordinates. (Pro)
  • Improved automated crash reporting information.
  • Resolved force closes when root modem functions were enabled.
  • Resolved issue with alternate PLMN ID method active on LTE regardless of user preference setting.
  • Resolved issue with out-of-memory errors.
  • Updated Clearwire provider labels to display as Sprint.
  • Updated selected Sprint / T-Mobile PLMN labels.

Older releases

Click to expand

Version 4.64 (Released 12/25/2020)

  • Added 5G-NR signal strength to widget. (Pro)
  • Added 5G-NR site notes and logging features. (Pro)
  • Added new “hits” column to log database; reflects number of times cell has been logged. (Pro)
  • Added option to choose LTE/NR sector display format with the site note on the main screen. (Pro)
  • Added option to enable Trail Logger feature; saves one “crumb” to the trail log per signal update. (Pro)
  • Added option to use alternate method to obtain PLMN ID; some networks (T-Mobile) report different information with alternate method. (Pro)
  • Added options to trigger Alerts based on specific 5G-NR bands or plain-text strings. (Pro)
  • Added shortcut to submit diagnostic report; long-press on “Connected to..” network text.
  • Clarified 5G band alert message on non-standalone connections. (Pro)
  • Clarified menu options that may increase battery usage. (Pro)
  • Code optimizations and enhancements.
  • Improved 5G-NR information in notification pulldown. (Pro)
  • Improved alert notification icons to show connection type and band if applicable. (Pro)
  • Improved and clarified some options under Preferences menu. (Pro)
  • Improved reliability of 5G Lost alert. (Pro)
  • Improved some system shortcut options on Android 10/11. (Pro)
  • Improved warnings about root modem function being enabled unnecessarily. (Pro)
  • Resolved force closes when attempting to delete the BSL cache. (Pro)
  • Resolved force closes when excessive number of internal listeners are registered.
  • Resolved force closes when necessary permissions are not granted on some Android 10+ devices.
  • Resolved force closes when provider name was missing.
  • Resolved force closes when root modem functions were enabled. (Pro)
  • Resolved issue with 5G alerts not triggering. (Pro)
  • Resolved issue with 5G-NR provider name occasionally incorrect or missing from alert notifications and log entries. (Pro)
  • Resolved issue with improper identification of some LTE band 66 and 71 neighbor cells. (Pro)
  • Resolved issue with improperly formatted CDMA site log exports. (Pro)
  • Resolved issue with invalid LTE CA bandwidth values being displayed. (Pro)
  • Resolved issue with some 5G-NR bands displaying improperly.
  • Resolved issue with stale 5G-NR frequency display.
  • Resolved issue with unnecessary logcat warnings on non-5G devices.
  • Updated target API to Android 10.

Version 4.63 (Released 11/1/2020)

  • Added colored accent line for Claro users. (Pro)
  • Added secondary crash reporting service.
  • Extensive code optimizations and enhancements.
  • Improved Sprint LTE site note compatibility with new PLMN ID. (Pro)
  • Resolved force closes on some devices related to database initialization. (Pro)

Version 4.621 (Released 9/10/2020)

  • Added 5G-NR alerts and 5G standalone status bar icons. (Pro)
  • Added new system shortcuts for Samsung users. (Pro)
  • Added option to display colored accent line on active connections. (Pro)
  • Added separate 5G-NR information display block.
  • Improved depth and reliability of 5G-NR information.
  • Overhauled text color options; users can now choose any colors for text, background, action bar title, and action bar background. (Pro)
  • Reorganized display settings screen. (Pro)
  • Resolved issue with excessive warning messages when using System Shortcuts on some devices. (Pro)
  • Resolved issue with outdated notification channel warning. (Pro)
  • Resolved issue with some Clearwire LTE cells incorrectly labeled B41.
  • Updated help screen.

Version 4.61 (Released 4/20/2020)

  • Resolved force closes with Location Service on devices using non-Latin characters. (Pro)
  • Resolved internal exception with multi-thread permission requests.
  • Resolved issue with log import/export features not working on some Android 10 devices. (Pro)
  • Resolved issue with out-of-memory errors.
  • Resolved issue with stale LTE data on some Android 10 devices.
  • Rolled back target API to Android 9.
  • Updated external permissions library.
  • Updated external root functionality library. (Pro)

Version 4.59 (Released 4/1/2020)

  • Added limited 5G-NR info display [BETA].
  • Added option to resolve stale LTE data on pre-Android 10 devices.
  • Resolved issue with stale LTE data on some Android 10 devices.

Version 4.58 (Released 2/24/2020)

  • Changed exported logs to use preferred LTE Cell ID display format. (Pro)
  • Improved compatibility with accessibility services.
  • Resolved force close when attempting to send diagnostics on some devices.
  • Resolved internal exception when notification sounds are missing. (Pro)
  • Resolved issue with all WCDMA neighbor cells reporting -120 dBm on some devices. (Pro)
  • Resolved issue with missing information when connected to Wi-Fi Calling on some devices.
  • SignalCheck Lite brought up-to-date.
  • Updated external libraries for root functions. (Pro)
  • Updated permissions to require ACCESS_FINE_LOCATION for all functions.
  • Updated target API to Android 10.

Version 4.57 (Released 2/17/2020)

  • Added additional indicators for AT&T LTE iDAS and small cells.
  • Added option to choose LTE cell ID display format: GCI, ECI, or hybrid. (Pro)
    *** Users who previously enabled LTE ECI should update their selection.
  • Added option to display WCDMA neighbor cell PSC as hex. (Pro)
  • Improved efficiency and stability of internal databases.
  • Minor adjustments to action bar menu icons. (Pro)
  • Moved Neighbor Cells preferences to separate menu. (Pro)
  • Removed outdated references to nTelos.
  • Resolved force closes related to missing resources on some devices.
  • Resolved force closes when accessing Purchase menu with background service disabled.
  • Resolved issue with invalid CDMA Ec/Io values displayed.
  • Resolved issue with LTE band alerts not triggering when band changes. (Pro)
  • Resolved issue with LTE band alerts triggering for invalid bands. (Pro)
  • Resolved issue with missing CDMA data on some Android 10+ devices.
  • Resolved issue with PSC failing to be logged for WCDMA connections. (Pro)
  • Resolved issue with some AT&T LTE band 66 connections displaying as band 4.
  • Updated Shentel LTE indicators.

Version 4.56 (Released 1/7/2020)

  • Added system shortcut for app system settings. (Pro)
  • Extensive code optimizations and enhancements.
  • Internal code enhancements to Location Service. (Pro)
  • Removed persistent prompts/warnings that appeared when a user denied background location permission but had the background service disabled.
  • Resolved force closes on some devices using decimal separators other than ‘dot’.
  • Resolved force closes related to permission requests.
  • Resolved internal exception when installing/updating the app.
  • Resolved issue with incorrect signal strength notification icon when connected to LTE & Wi-Fi Calling. (Pro)
  • Resolved issue with negative LTE SNR values missing the “-” character.
  • Resolved issue with persistent warnings appearing when a user denies background location permission and requests not to be prompted again.
  • Resolved issue with screen padding not working with GSM-based connections. (Pro)

Version 4.551 (Released 12/1/2019)

  • Resolved issue with missing data on Android 10 devices.

Version 4.55 (Released 11/29/2019)

  • Added limited recognition of 802.11ax Wi-Fi connections.
  • Added option to add padding to the left and right borders of the main screen. (Pro)
  • Added prompt to warn users if background location permissions have been denied. (Pro)
  • Changed optional correction factor on LTE Timing Advance (TA) value to also apply to TD-LTE connections. (Pro)
  • Improved Android 10 compatibility.
  • Resolved force closes on Samsung Android 10 devices.
  • Resolved force closes related to exiting the app.
  • Resolved issue with duplicate notification channel entries. (Pro)
  • Resolved issue with missing WCDMA data on certain devices.

Version 4.54 (Released 7/12/2019)

  • Added in-app purchase functionality for voluntary contributions.
  • Changed imperial LTE TA distance units to display miles instead of feet.
  • Resolved force closes related to the Location Service on some Android 8+ devices (Pro).
  • Resolved internal exception when installing the app.
  • Resolved issue with invalid CDMA sites being displayed/logged.
  • Resolved various force closes related to starting and exiting the app.

Version 4.532 (Released 6/5/2019)

  • Added ability to look up network registrant by clicking on IP address. (Pro)
  • Added additional information to Logger Statistics screen. (Pro)
  • Added indicators for Sprint Airave 4 CDMA/LTE connections.
  • Added option to apply a correction factor to LTE timing advance (TA) value. (Pro)
  • Added option to display carrier aggregation info on Android 9.0+ devices [BETA]. (Pro)
  • Removed option to exclude logcat output from diagnostic reports. (Pro)
  • Resolved force closes when permissions were denied/revoked.
  • Resolved internal exception when installing version 4.52.
  • Resolved issue with CDMA site notes and logging not working when connected to Sprint Airave 4. (Pro)
  • Resolved issue with EARFCN values off by 1 for some LTE band 66 and 71 cells.
  • Resolved issue with missing LTE data on some Android 7+ devices.
  • Resolved issue with missing popup when permissions were denied.
  • Resolved issue with no signal alerts not triggering. (Pro)
  • Updated help screen.

Version 4.52 (Released 4/18/2019)

  • Added FirstNet PLMN ID.
  • Added indicator for Sprint LTE band 41 small cells that also may appear as Mini-Macro.
  • Added LTE timing advance (TA) value and estimated distance.
  • Added option to control display of horizontal signal meters on main screen. (Pro)
  • Added option to control logging of LTE sites if the TAC is missing/invalid. (Pro)
  • Added option to display LTE bandwidth on Android 9.0+ devices [BETA]. (Pro)
  • Added options to trigger Alerts based on specific LTE bands or plain-text strings. (Pro)
  • Adjusted animated action bar tower icon colors when idle. (Pro)
  • Changed device location settings warning to reappear on every app update.
  • Changed primary signal data source on Android 7+ devices.
  • Disabled battery-related options for Location Service and Site Logger on Android 8.0+ devices; intend add back in a future update. (Pro)
  • Improved deployment process; releases will now be smaller, more optimized downloads.
  • Resolved issue with Alerts preferences not working properly on Android 8.0+ devices. (Pro)
  • Resolved issue with app failing to exit immediately in certain scenarios.
  • Resolved issue with missing data on Android Q Beta devices.
  • Resolved issue with missing PLMN ID in certain scenarios.
  • Resolved issue with missing provider database on Android 9.0 devices.
  • Resolved issue with missing WCDMA data on newer devices.

Version 4.51 (Released 12/30/2018)

  • Added additional indicators for AT&T LTE band 14 FirstNet cells.
  • Added icon to indicate when Wi-Fi calling is active. (Pro)
  • Added indicator for Sprint LTE band 41 small cell second carriers.
  • Added indicators for AT&T LTE band 2 small cells.
  • Disabled support for Android 2.3 – Android 3.2.
  • Changed LTE band 14 to display as LTE 750.
  • Changed primary PLMN ID source on Android 7+ devices.
  • Implemented Android Oreo notification channels. (Pro)
  • Improved Sprint LTE site notes to appear across multiple PLMN IDs. (Pro)
  • Minor adjustments to animated action bar tower icon. (Pro)
  • Resolved force closes when Background Service is disabled.
  • Resolved issue with app auto-launching regardless of Launch on Device Boot preference setting. (Pro)
  • Resolved issue with cached diagnostic reports not sending.
  • Resolved issue with missing LTE band data when PLMN ID changes.
  • Resolved issue with Show Mobile IP Address failing. (Pro)
  • Resolved issue with some Sprint LTE band 41 cells showing improper MM and SC indicators.
  • Updated PLMN 310580 to Inland Cellular.

Version 4.49 (Released 10/26/2018)

  • Added indicators for AT&T LTE band 14 FirstNet cells.
  • Added indicators for Clearwire LTE band 41 third carriers.
  • Added indicators for Rogers LTE band 2, 4, 7, and 17 cells.
  • Added option to disable adding/editing site notes from the main screen. (Pro)
  • Added option to use new patterns to identify Sprint LTE cells in Samsung markets reconfigured in 2018. (Pro)
  • Added system shortcut for voice band mode selection. (Pro)
  • Added workaround for improper identification of some LTE band 66 and 71 cells due to a known Android bug.
  • Changed action bar icon on main screen to be animated; new option to use previous static icon. (Pro)
  • Changed action bar title on main screen to match user-selected text color. (Pro)
  • Changed alerts to be off by default. (Pro)
  • Changed diagnostic routine to use SSL.
  • Final version for Android 2.3 – Android 3.2 devices.
  • General internal code enhancements.
  • Improved runtime permission handling.
  • Resolved issue with app closing when Preferences menu is selected or orientation is changed and Background Service is disabled. (Pro)
  • Resolved issue with invalid LTE neighbor cell displaying with PCI 0 and 0 dBm. (Pro)
  • Updated references to new domain (signalcheck.app).

Version 4.48 (Released 2/24/2018)

  • Added additional indicators for Sprint LTE band 41 Magic Box cells (up to 0FC).
  • Internal development changes.
  • Resolved force closes on certain Android 7 devices with the 1X status bar icon enabled. (Pro)
  • Resolved force closes on some devices when Location Service is stopped before it finishes initializing. (Pro)
  • Resolved issue with CDMA BSL display failing on certain Android 8.0 devices. (Pro)
  • Resolved issue with missing Wi-Fi data on Android 8.1 when location permission was not requested.

Version 4.47 (Released 12/15/2017)

  • Added additional indicators for AT&T LTE band 2, 4, 5, 12, 17, and 30 cells.
  • Added additional indicators for Sprint CDMA Airave cells.
  • Added additional indicators for Sprint LTE band 41 Magic Box cells (up to 0F3).
  • Added Data/EPST and Debug/Engineering shortcuts for rooted Pixel devices. (Pro)
  • Added indicators for T-Mobile LTE band 71 cells (excluding East Coast & Western US).
  • Added option to hide “Unknown” neighbor cells. (Pro)
  • Added support for newest LTE bands in 3GPP spec.
  • Changed AT&T LTE band 17 indicators to display as “B12/B17” if EARFCN cannot be obtained.
  • Overhauled implementation of Android 6+ runtime permissions requirements.
  • Overhauled Wi-Fi channel and bandwidth routines.
  • Reorganized Display Settings screen. (Pro)
  • Resolved force closes on devices with multiple user accounts.
  • Resolved force closes when necessary permissions have not been granted on Android 6+.
  • Resolved force closes with Send Diagnostics function when storage permission is not granted.
  • Resolved issue with CDMA BSL display failing on Android 8.1. (Pro)
  • Resolved issue with missing signal information on GSM devices reporting 99% BER.

Version 4.46 (Released 9/20/2017)

  • Added additional indicators for Sprint LTE band 41 Airave/S1000 cells.
  • Added additional indicators for Sprint LTE band 41 Magic Box cells (up to 0EF).
  • Added indicators for T-Mobile LTE band 4 Cellspot and In-Store Pico cells.
  • Added support for LTE band 71.
  • Improved identification of mobile network type on IWLAN connections.
  • Resolved issue with invalid GSM neighbor cell PLMN/CID/LAC information displayed. (Pro)
  • Resolved issue with IWLAN signal strength missing from notification icon. (Pro)
  • Updated provider database.

Version 4.45 (Released 9/1/2017)

  • Added “Maximum” notification icon priority. (Pro)
  • Added notification icons for Airave 1X connections. (Pro)
  • Added notification icons for IWLAN and TD-SCDMA networks. (Pro)
  • Added option to limit notifications when Samsung DeX mode is active. (Pro)
  • Added provider name to LTE neighbor cells if PLMN is reported and does not match active connection. (Pro)
  • Changed main screen to display “Mobile” instead of “CDMA” when there is no mobile connection.
  • Changed “Wi-Fi Calling” label to “IWLAN”.
  • Improved third-party (Tasker) intents; omitted Extras will no longer trigger changes. (Pro)
  • Resolved issue with CDMA BSL display failing on Android 8.0 due to a known Android bug. (Pro)
  • Resolved issue with LTE band 12 displaying 1 MHz too high.
  • Resolved issue with mobile IP address not displaying in certain situations. (Pro)
  • Resolved issue with Sprint Airave/800 indicators displaying improperly.
  • Resolved issue with status bar notification priority preference not working. (Pro)

Version 4.44 (Released 7/21/2017)

  • Added donation link to About screen.
  • Added feature to add current location to a site note. (Pro)
  • Added indicators for some Sprint LTE band 25 oDAS cells.
  • Added notification icons for LTE bands outside of North America. (Pro)
  • Added option to display LTE ECI (decimal) instead of GCI (hex). (Pro)
  • Added option to display mobile connection IP address. (Pro)
  • Added option to display Reset Mobile Connection button on the action bar. (Pro)
  • Added option to hide CDMA 1X display when connected to LTE. (Pro)
  • Changed provider to indicate if CDMA 1X connection is a Sprint Airave or 800 SMR.
  • Improved diagnostic reports; failed reports will now be saved and can be manually resubmitted from the Send Diagnostics screen.
  • Resolved force closes at startup in certain situations.
  • Resolved force closes when requested permissions are not immediately granted on Android 6+.
  • Resolved issue with connection titles overlapping signal meters.
  • Resolved issue with geocoder features not working. (Pro)
  • Resolved issue with LTE 1900 notification icons missing. (Pro)
  • Resolved issue with LTE band conflicts between native EARFCN and GCI-calculated band.
  • Resolved issue with LTE frequency title not updating properly in certain situations.
  • Resolved issue with misidentified Sprint LTE band 25 10×10 sites in certain areas.
  • Resolved issue with unreliable CDMA 1X BSL and Site Note displayed in the notification pulldown when a call is in progress. (Pro)

Version 4.43 (Released 6/29/2017)

  • Added automatic site note correlation between Verizon B2/B4/B13 LTE sites. (Pro)
  • Added Change Log display on first app launch.
  • Added indicators for additional AT&T, T-Mobile, and Verizon LTE bands and cells.
  • Added indicators for AT&T LTE band 2 small cells (SC) & oDAS.
  • Added indicators for AT&T LTE band 17 single-sector (SS) macro cells.
  • Added indicators for Sprint LTE band 25 10×10 sites.
  • Added indicators for Sprint LTE band 41 Airave 3.0 & Magic Box (MB) cells.
  • Added indicators for Sprint LTE band 41 carriers 3-6.
  • Added indicators for Sprint LTE band 41 Mini-Macro (MM) & small cells (SC).
  • Added indicators for Sprint LTE band 41 MM high capacity (HC) sites.
  • Added LTE band display (and option to include EARFCN) to neighbor cells. (Pro)
  • Added visual notification when any alerts are triggered on Android 6+. (Pro)
  • Changed AT&T LTE DAS indicators to “iDAS” (indoor) or “oDAS” (outdoor).
  • Changed PLMN 311940 to Clearwire.
  • Implemented Android 6+ runtime permissions requirements.
  • Implemented basic privacy policy.
  • Implemented native LTE EARFCN display and band identification on compatible Android 7+ devices.
  • Improved identification of Sprint LTE band 25 second carriers in certain regions.
  • Improved identification of Sprint LTE connections for prepaid users.
  • Removed calculated indicators for T-Mobile LTE bands in some markets (East Coast, Western US) due to deployment inconsistencies.
  • Resolved force closes with Location Service on devices using non-Latin characters. (Pro)
  • Resolved issue with device freezing while Site Logs were exported. (Pro)
  • Resolved issue with GSM Site Log export failing. (Pro)
  • Resolved issue with incorrect LTE site notes displaying if database had been manually edited. (Pro)
  • Resolved issue with Location Service restarting when power is connected. (Pro)
  • Resolved issue with LTE PCI 0 not displaying.
  • Resolved issue with provider display showing PLMN instead of name in certain situations.
  • Resolved issue with some LTE band 30 notification icons not displaying. (Pro)
  • Significant behind-the-scenes code optimizations.
  • Updated help screen.
  • Updated launcher icon to material and round designs.

Version 4.31 (Released 4/10/2016)

  • Added additional indicators for nTelos LTE band 41 and T-Mobile LTE band 4.
  • Added broadcast intents to toggle Background Service, Location Service, and Site Logger through third-party apps (i.e. Tasker). (Pro)
  • Added indicators for AT&T LTE band 4 second carriers and band 30.
  • Added indicators for Sprint LTE band 41 third carriers.
  • Added indicators for Verizon LTE band 4 second carriers.
  • Added indicators for nTelos LTE band 41 second carriers.
  • Added initial support for Wi-Fi Calling network type.
  • Added option to allow users to set text color on main screen. (Pro)
  • Added option to display LTE EARFCN and frequency data from the onboard modem if rooted. (Pro)
  • Added options to automatically enable/disable Location Service upon charging, unplugging, or low battery. (Pro)
  • Added options to automatically enable/disable Site Logger upon charging, unplugging, or low battery. (Pro)
  • Added site note pairing for nTelos LTE bands 25 and 41. (Pro)
  • Implemented Material design theme.
  • Added support for all valid EARFCN values.
  • Resolved force closes with Location Service caused by outdated/missing Google Play Services. (Pro)
  • Resolved issue with incorrect PLMN displaying on some nTelos LTE connections.
  • Resolved issue with missing LTE identity data and neighbor cells on some newer devices. (Pro)
  • Resolved issue with missing LTE identity data when CDMA 1X connection is also present.
  • Resolved issue with notification icon occasionally appearing as blank square on Android 5+. (Pro)

Version 4.29 (Released 11/7/2015)

  • Added indicators for Boost Mobile and Virgin Mobile LTE bands 25, 26, and 41.
  • Added indicators for Boost Mobile and Virgin Mobile LTE second carriers.
  • Added indicators for nTelos LTE band 25 second carriers.
  • Added indicators for nTelos LTE bands 25, 26, and 41.
  • Added indicators for Sprint LTE band 41 second carriers.
  • Added option to add color to notification pulldown based on connection type or major US mobile provider on Android 5+. (Pro)
  • Added option to control notification icon visibility on Android 5+ lockscreens. (Pro)
  • Improved Android 6.0 (Marshmallow) compatibility.
  • Improved crash reporting and diagnostic routines.
  • Improved information display when initially connecting to some CDMA 1X networks.
  • Resolved force closes at startup on many Huawei devices.
  • Resolved force closes on Android 6+ devices with Alerts or icons enabled. (Pro)
  • Resolved force closes when Location Service is enabled on some devices. (Pro)
  • Resolved issue with BSL displaying in notification pulldown when there was no connection or user preferred to hide it. (Pro)
  • Resolved issue with false CDMA 1X and GSM connections displayed in certain situations.
  • Resolved issue with occasional false alerts/indicators when LTE PLMN changes. (Pro)
  • Updated RootTools library. (Pro)

Version 4.28 (Released 5/13/2015)

  • Added additional indicators for AT&T LTE bands 2, 4, and 17, including DAS and small cells.
  • Added icon to indicate when telephone calls are unavailable. (Pro)
  • Added indicators for Sprint LTE band 25 and most second carriers (labeled with ²).
  • Added indicators for T-Mobile LTE band 12.
  • Added indicators for Verizon LTE bands 2, 4, and 13.
  • Added Logger statistics window. (Pro)
  • Added option for one-time clean up of duplicate GCI Site Logger entries. (Pro)
  • Added option for one-time clean up of null GCI Site Logger entries. (Pro)
  • Added option to hide CDMA 1X BSL when a Site Note exists. (Pro)
  • Added option to control logging of LTE if the GCI is missing/invalid. (Pro)
  • Changed exported logs to include leading zero on plain-text dates. (Pro)
  • Improved internal diagnostic routines.
  • Improved neighbor cell display. (Pro)
  • Moved the CDMA 1X Provider display line above the Site Note.
  • Resolved force closes at startup related to the internal provider database.
  • Resolved issue with Alerts on all versions of Android except for the L Preview. (Pro)
  • Resolved issue with LTE frequency display sticking when connection was lost.
  • Resolved issue with missing/invalid LTE identity data.
  • Resolved issue with Site Logger ignoring CDMA 1X sites with a missing/invalid BSL. (Pro)

Version 4.27 (Released 12/22/2014)

  • Added ability to backup and import Logger databases. (Pro)
  • Added additional indicators for AT&T LTE bands 4, 17, 4 DAS, and 17 DAS.
  • Added display of primary scrambling code (PSC) in hex format.
  • Added LTE band display to widget. (Pro)
  • Added many new higher-resolution status bar icons. (Pro)
  • Added new indicators for T-Mobile LTE bands 2 and 4.
  • Added option to choose the background color for the main screen. (Pro)
  • Added option to display location information in metric units of measurement. (Pro)
  • Added option to display LTE neighbor cell site notes based on location. (Pro)
  • Added option to display recognized LTE bands or frequency classes on status bar icons. (Pro)
  • Added option to ignore PLMN for neighbor site notes. (Pro)
  • Added option to specify maximum range to display location-based LTE neighbor cell site notes. (Pro)
  • Changed display to show “Clearwire B41” if connected to a former Clearwire LTE band 41 site.
  • Changed display to show Sprint prepaid MVNO connections (Boost or Virgin Mobile).
  • Changed Location Service to use new Google routines. (Pro)
  • Changed main screen to default to a true black background, saves power on AMOLED devices.
  • Improved 1X and LTE provider identification; unknown IDs will now display network-provided name.
  • Improved method to obtain LTE GCI information, courtesy of the guys over at Simply Advanced!
  • Improved reliability of PLMN ID identification for Sprint users.
  • LTE Site Logger will run an automatic one-time background cleanup to remove various null entries. (Pro)
  • Removed option for secondary GSM icon; would likely never be shown on any device. (Pro)
  • Resolved force closes on Android 4.2+ devices caused by invalid neighbor cell data. (Pro)
  • Resolved issue with dictionary suggestions not appearing when editing site notes. (Pro)
  • Resolved issue with Free Mobile WCDMA display string.
  • Resolved issue with LTE band identification for Sprint Prepaid users on PLMN 312530.
  • Resolved issue with missing LTE connection information when reported RSRQ is invalid.
  • Resolved issue with Sprint LTE band 41 frequencies not displaying on compatible HTC devices.
  • Resolved issue with stale LTE GCI display.
  • Updated provider database.

Version 4.261 (Released 10/26/2014)

  • Added display of frequency class for recognized LTE bands (i.e. “LTE 800”) on the main screen.
  • Added display of primary scrambling code (PSC) for GSM sites.
  • Added indicators for Free Mobile UMTS bands 1 and 8.
  • Added option to display LTE and GSM neighbor cells. (Pro)
  • Added options to hide disconnected or unavailable connection types. (Pro)
  • Added Site Log fields for strongest signals and the locations they were received. (Pro)
  • Changed user site note prompts to capitalize the first letter of each word by default. (Pro)
  • Improved Sprint LTE band 41 identification, including new 8T8R sites.
  • Resolved issue with disconnected Wi-Fi connections showing -127 dBm signal on Android 5.0.
  • Resolved issue with missing last_time values in the Site Log. (Pro)
  • Resolved issue with null GCI and TAC values appearing in the LTE site log. (Pro)
  • Resolved issue with PLMN 311490 always showing for Sprint LTE band 41.
  • Resolved issue with Sprint LTE PLMN failing to update properly.
  • Resolved issue with stale 1X information displayed after connection is lost. (Pro)
  • Resolved issue with Wi-Fi connections displaying speeds of 0 Mbps on some devices.
  • Sprint LTE band 41 sites that were owned by Clearwire are now marked with an asterisk on the main screen.
  • Sprint LTE band 41 sites that were not Clearwire sites will share user notes with co-located B25 sites. (Pro)
  • Updated provider database.

Version 4.251 (Released 8/13/2014)

  • Added indicators for AT&T LTE bands 2, 4, 5, 17, and 17 DAS.
  • Added site notes to notification pulldown. (Pro)
  • Improved Android L compatibility; SignalCheck alerts are not yet available on this OS. (Pro)
  • Improved Sprint LTE band 26 display reliability.
  • Resolved force closes when GSM PLMN is invalid or missing.
  • Resolved force closes when Location Service is enabled or automatically restarted on some devices. (Pro)
  • Resolved force closes when Wi-Fi MAC address is invalid or missing.
  • Resolved issue where invalid LTE site notes could be entered before the LTE PLMN was identified. (Pro)
  • Resolved issue where location information would stop updating. (Pro)
  • Resolved issue with stale 1X site, provider, and BSL information displayed when connecting. (Pro)
  • Updated GSM provider database.
  • Disabled support for Android 2.2.

Version 4.243 (Released 4/22/2014)

  • Improved reliability of LTE site note database entries. (Pro)
  • Resolved force closes when certain Site Hint options are enabled. (Pro)
  • Resolved force closes when enabling Location Service on some devices. (Pro)
  • Resolved force closes when Location Service is enabled in locales that use a comma as a decimal separator. (Pro)
  • Resolved issue with existing GSM site notes failing to be pre-filled in popup window. (Pro)
  • Resolved issue with LTE site note display not updating on some HTC devices. (Pro)
  • Resolved issue with no information showing when in EV-DO only mode.
  • Resolved issue with Sprint LTE band 41 display missing.
  • Resolved issue with Sprint users in Shentel and former US Cellular service areas seeing false indications of LTE band 26.
  • Final version for Android 2.2 devices.

Version 4.24 (Released 4/14/2014)

  • Added ability for the widget to launch system shortcuts directly. (Pro)
  • Added ability for users to add notes to LTE (if GCI is identified), 1X, and GSM sites. (Pro)
  • Added BID and street address back to BSL markers in Google Maps. (Pro)
  • Added BSL display to notification icon pulldown. (Pro)
  • Added display of Wi-Fi channel, frequency, bandwidth, protocol suffix, and IP address.
  • Added field to display when telephone calls are in progress, limited or unavailable.
  • Added icons to illuminate when location service or site logger are enabled. (Pro)
  • Added location features and options. (Pro)
  • Added logging features and options for 1X, GSM, and LTE sites. (Pro)
  • Added new “Site Hint” options for major CDMA service providers. (Pro)
  • Added option for the Reset feature to use the Jelly Bean Airplane Mode Helper Xposed module if a user prefers, instead of the method built into the app. (Pro)
  • Added option to disable background service when app is not in the foreground. (Pro)
  • Added option to disable expanded notification pulldown. (Pro)
  • Added options to display timestamp and/or device location coordinates. (Pro)
  • Added system shortcut to update PRL on Nexus 5 devices. (Pro)
  • Changed label of “1xRTT 800” to “1X 800”.
  • Changed label of Reset feature to Reset Mobile Connection. (Pro)
  • Improved display of LTE channel/frequency information available on some HTC devices.
  • Improved recognition of Boost and Virgin Mobile LTE connections.
  • Improved recognition of Sprint “Spark” LTE connections on bands 26 (“Sprint B26”) and 41 (“Sprint B41”).
  • Improved speed and reliability of Reset feature for Android 4.2+ devices. (Pro)
  • Reset feature will now take a device out of Airplane Mode. (Pro)
  • Resolved force closes on GSM devices when the PLMN was invalid.
  • Resolved force closes on some devices when connecting to LTE.
  • Resolved force closes when using the Reset feature. (Pro)
  • Resolved freezing/crashing issues on some devices when connection is lost/weak.
  • Resolved issue with 1X provider name showing as “SID: xxxx”.
  • Resolved issue with alerts failing to trigger. (Pro)
  • Resolved issue with BSL continuing to display after 1X connection is lost. (Pro)
  • Resolved issue with duplicate or unneeded 1X status bar icon on the screen on KitKat devices. (Pro)
  • Resolved issue with incorrect LTE PLMN display on some Sprint devices.
  • Resolved issue with invalid LTE TAC values appearing.
  • Resolved issue with no information showing when in EV-DO only mode.
  • Some system shortcuts will now be hidden on unsupported devices. (Pro)
  • Updated GSM provider database.

Version 4.22 (Released 1/4/2014)

  • Added release date to About screen.
  • Added Samsung “Hidden Menu” back to System Shortcuts. (Pro)
  • Added workaround for Android 4.4+ bug which stops icon and widget updates; 4.4 devices now require the main status bar icon to be enabled while the app is running until another solution is found. (Pro)
  • Changed 1X and eHRPD/EV-DO sections to indicate “Disabled” when in LTE-only mode.
  • Resolved force closes when connecting to LTE in certain situations.
  • Resolved issue with no connection showing when in LTE-only mode.
  • Updated GSM provider database.

Version 4.21 (Released 12/25/2013)

  • Added display of last known LTE cell information when Show Hidden Data is enabled and LTE connection is lost. (Pro)
  • Added LTE cell information and mobile data connection status to the expandable notification on Android 4.1+ devices. (Pro)
  • Added option to include logcat output from the app when sending a diagnostic report.
  • Added support for more devices to system shortcuts. (Pro)
  • Changed mobile location services warning prompt to clarify that location services may only be needed if the app does not perform as expected.
  • Changed some Sprint LTE connections to appear as “Sprint*” as a temporary indicator of likely Band 41 “Spark” connections. Evaluation and testing of this feature is ongoing and likely to change in the future.
  • Overhauled provider database functions, drastically reducing the number of queries needed; this results in less CPU, memory, and battery usage by the app.
  • Resolved issue with CDMA 1X provider names failing to display.
  • Resolved issue with display layout on non-CDMA devices when connected to LTE.
  • Resolved issue with errors when changing alert tone selections. (Pro)
  • Resolved issue with incorrect LTE PLMN on some newer devices.
  • Resolved issue with LTE CQI display.
  • Updated a small number of Verizon entries in the CDMA provider database.

Version 4.19 (Released 12/10/2013)

  • Added Android 4.0-style action bar for devices running older OS versions.
  • Added display of mobile data connection status and mobile data traffic activity to action bar.
  • Added feature providing users with the ability to send a diagnostic report for technical support.
  • Changed “Carrier” label to “Provider” for clarity and standardization.
  • Changed display of “UMTS” to “W-CDMA” for clarity and standardization.
  • Changed secondary status bar icon behavior; if only an LTE connection is active, secondary 1X or GSM icon will be hidden, regardless of preference setting. (Pro)
  • Changed system shortcut menu options and expanded support for HTC, LG, and Samsung devices; menu options are no longer manufacturer-specific. (Pro)
  • Improved reliability of Reset Data Connection feature. (Pro)
  • Overhauled main GSM screen; section(s) will now display the type of connection. Inactive connections will now be hidden.
  • Removed routine to disable CDMA-only preferences on GSM devices. All options are now visible for all devices; CDMA-only features will have no effect on GSM devices, and GSM features will have no effect on CDMA devices. (Pro)
  • Removed widget action options that are still in testing. (Pro)
  • Resolved issue with false GSM connections appearing with static data.
  • Resolved issue with missing/invalid EV-DO provider name in the notification pulldown. (Pro)
  • Resolved issue with missing provider name for some Samsung LTE users.
  • Updated a small number of Cricket entries in the CDMA provider database.

Version 4.18 (Released 11/14/2013)

  • Added display of LTE CQI (channel quality indicator), if available.
  • Added display of LTE TAC (tracking area code), if available.
  • Added prompt to warn users when mobile network location services are disabled.
  • Improved accuracy of PLMN data for GSM and LTE connections.
  • Improved database functions, reducing SQLite errors and overhead.
  • Resolved issue with provider name missing from main notification pulldown when on 1X and roaming. (Pro)
  • Resolved issue with invalid LTE SNR display on some devices.

Version 4.171 (Released 11/6/2013)

  • Removed Sprint LTE “Band 41” labels due to inaccuracies. Feature will be re-added in a future release.
  • Resolved issue with BSL continuing to display after connection is lost. (Pro)
  • Resolved issue with missing LTE GCI and frequency information on HTC devices running Sense 5.5.

Version 4.17 (Released 10/26/2013):

  • Added dBm-only option for CDMA 1X status bar icon. (Pro)
  • Added option to hide main status bar icon when 1X status bar icon is enabled and active connection is 1X. (Pro)
  • Added option to display “site hint” which may assist some users in determining the ID of the connected 1X site. (Pro)
  • Added option to set priority of status bar icons/notifications. (Pro)
  • Added optional alert for when LTE connection is lost. (Pro)
  • Added optional alert for when Sprint 1X 800 MHz connection is lost. (Pro)
  • Added optional secondary GSM status bar icon to display GSM signal strength when connected to LTE. (Pro)
  • Added Sprint LTE “Band 41” labels on a trial basis.
  • Changed notification pulldown to display data connection provider name instead of 1X provider name, if available. (Pro)
  • Changed Preferences menu; options now organized into groups on separate pages. (Pro)
  • Corrected GSM CID field to display integer instead of hex value.
  • Resolved issue with dBm-only status bar icons disappearing when there is no signal. (Pro)
  • Resolved issue with invalid LTE SNR information; LTE SNR will now be hidden if invalid.
  • Resolved issue with invalid/missing signal information on some newer devices.
  • Resolved issue with “Unknown” provider display while showing LTE PLMN 31000.

Version 4.14 (Released 9/6/2013)

  • Resolved issues with invalid/missing EV-DO and LTE information on some devices that was introduced in Version 4.13.

Version 4.13 (Released 9/5/2013)

  • Added hex value of BID on main display.
  • Corrected LTE sector ID fields to display as “GCI” (Global Cell Identity) instead of “Serving Cell” or “CID”.
  • Resolved force closes on GSM devices when the PLMN was invalid.
  • Resolved issue with incorrect BSL address cache entries. (Pro)
  • Updated numerous entries in the CDMA and EV-DO provider databases.

Version 4.09 (Released 8/18/2013)

  • Added caching of BSL addresses; geocoding server will only be queried if the BSL is “new” to that device. BSL addresses that are “new” will be cached and displayed in bold the first time. (Pro)
  • Added ability for rooted Android 4.2+ devices to utilize the Reset Data Connection feature. (Pro)
  • Added option to show “hidden” EVDO/eHRPD and LTE signals when not connected to EVDO/eHRPD or LTE. (Pro)
  • Changed providername display; each connection type will display the name of the connected mobile provider, if available.
  • Changed signal bars icon to display “LTE” instead of “4G”. (Pro)
  • Corrected GSM area code field to display as “LAC” instead of “AC”.
  • Removed unused libraries, reducing APK file size. (Pro)
  • Resolved force closes with BSL in locales that use a comma as a decimal separator. (Pro)
  • Resolved issue with CDMA provider database location on multi-user devices.
  • Resolved issue with Google Maps not showing BSL marker on first launch. (Pro)
  • Resolved issue with invalid LTE serving cell and frequency values displaying.
  • Resolved issue with stale EVDO/eHRPD or LTE data displayed after connection is lost.
  • Simplified BSL display when address is not cached and geocoding server is unavailable. (Pro)
  • Updated hundreds of entries in the provider database.

Version 4.06 (Released 7/27/2013)

  • Added LTE connection frequencies on HTC devices.
  • Added menu shortcut to hidden system menu on Samsung devices. (Pro)
  • Added option for users to set the Reset Data Connection delay time. (Pro)
  • Improved BSL feature; map link is active even if the address cannot be displayed. (Pro)
  • Improved display of CDMA mobile provider names; will now show provider names at all times, including while roaming or otherwise connected to another mobile network.
  • Improved Reset Data Connection feature; increased delay and only the cellular radios will now be reset. (Pro)
  • Resolved issue with Google Maps 7+ displaying an error when mapping the BSL. (Pro)
  • Resolved issue with stale LTE data displayed on the HTC One after LTE connection is lost.
  • Resolved issue with widget always displaying GSM connection type as “N/A”. (Pro)
  • Updated EV-DO labels to display eHRPD if connected to eHRPD or LTE.
  • Updated help screen to reference the online FAQ page.
  • Updated LTE CID field to display in hex format.

Version 4.03 (Released 6/20/2013)

  • Added options to allow users to select any notification tone on their device for alerts. (Pro)
  • Added status bar icons for Sprint 1xRTT 800MHz SMR service. (Pro)
  • Added support for LTE on Android 2.x devices.
  • Resolved issue with invalid SID/NID/BID values displayed in the 1X notification icon status while on a telephone call. (Pro)
  • Improved handling of Sprint 1xRTT 800MHz SMR status while on a telephone call.
  • Disabled support for Android 2.1.

Version 3.17 (Released 6/29/2013)

  • Resolved issues introduced in Versions 3.14-3.15 on GSM devices. (Lite)
  • Final version for Android 2.1 devices.

Version 3.16 (6/28/2013)

  • Released as Lite version only.
  • Temporarily removed features added in Versions 3.14-3.15 due to issues on GSM devices. (Lite)

Version 3.15 (6/14/2013)

  • Resolved force closes when using the 1X notification icon. (Pro)

Version 3.14 (6/14/2013)

  • Resolved issue with Sprint 1xRTT 800MHz SMR alerts not working. (Pro)
  • Resolved issue with Reset Data Connection button displaying at the top of the screen on GSM devices. (Pro)
  • Resolved issue with upgrade banner display blocking info on small screens. (Lite)
  • Resolved issue with SID/NID/BID/BSL fields not updating while on a telephone call; these fields are not updated by the system during an active call. Fields will now be hidden during calls to prevent display of invalid data.
  • Adjusted alerts to reduce occurrences of sounds “stuttering” or quickly playing several times in a row. (Pro)
  • Adjusted layout to prevent scrollbar on 4″ screens in most circumstances.
  • Added error display and help screen to notify user when BSL geocoding is failing. (Pro)

Version 3.09 (5/15/2013)

  • Resolved issue with “null” appearing after the LTE SNR reading on some devices.
  • Resolved issue with SignalCheck not launching automatically at boot in certain situations. (Pro)
  • Resolved issue with widget appearing as 2×2 instead of 1×1 on some devices. (Pro)
  • Added support for Samsung’s Multi Window (aka multi-view) feature.
  • Added option to allow SignalCheck to display in portrait or landscape mode according to how the user rotates the device. (Pro)
  • Added address text to BSL marker in Google Maps. (Pro)
  • Special thanks to S4GRU for their tremendous support of SignalCheck from the beginning!

Version 3.06 (4/13/2013)

  • Resolved some issues with false LTE readings on CM10.1 ROMs.
  • Resolved issues with crashes caused by invalid latitude/longitude values. (Pro)
  • Added configurable SignalCheck widget. (Pro)
  • Added options for Sprint 1xRTT 800MHz SMR connection alerts. (Pro)
  • Added option to display EV-DO sector ID (only for HTC devices at this time). (Pro)
  • Clicking on 1X BSL address now launches default mapping application with the base station marked. (Pro)
  • Alerts no longer require icons to be active. (Pro)
  • 1X icon no longer requires main icon to be active. (Pro)

Version 3.03 (3/20/2013)

  • Most HTC devices running a stock ROM will now show the LTE Cell ID, regardless of Android version; may also work on HTC devices running custom ROMs. Huge thanks to lordsutch from S4GRU for coming up with the code to handle this!
  • Added option to display street address of CDMA 1X base station location (i.e. location of tower or sector; data varies depending on cellular provider). (Pro)

Version 3.02 (2/27/2013)

  • Introduced LTE Cell ID display on *some* Android 4.2 devices. If device is capable, information will be displayed under LTE on main screen.
  • Introduced user preference to select LTE alert sound. Will be expanded in future releases. (Pro)
  • Introduced option to display Reset Data Connection button on main screen. (Pro)
  • Resolved issue with icon display in pulldown notification menu. (Pro)
  • Resolved issue with status bar icon disappearing in certain situations. (Pro)
  • Resolved issue with default user preferences not initiating properly. (Pro)
  • New distinct vibration pattern for LTE alerts. (Pro)
  • Minor code optimizations and enhancements.

Version 3.01 (2/18/2013)

  • Introduced brand new customizable main status bar icons. (Pro)
  • Introduced a customizable secondary status bar icon for always-on 1X display. (Pro)
  • Redesigned Preferences menu. (Pro)
  • LTE RSSI readings were removed. All LTE functions now use RSRP.
  • Adjusted graphical bar levels for LTE and Wi-Fi.
  • Improved detection of “no signal” situations.
  • Separated vibrate and audio alert preferences for LTE alerts. (Pro)
  • Expanded help screen.
  • Improved resolution of SignalCheck icon.
  • Code optimizations and enhancements.

Version 2.13 (1/24/2013)

  • Added option to automatically run when device boots up. (Pro)
  • Added option to keep screen on while SignalCheck is in the foreground. (Pro)
  • Resolved force closes some users were experiencing when connected to LTE.
  • Resolved issue with some non-GSM devices showing GSM information.
  • Corrected math error with 1xRTT and EV-DO readings.
  • Redesigned the menus.
  • Improved quality of data provided by BugSense automated crash reporting.
  • Code enhancements and optimizations.

Version 2.09 (1/19/2013)

  • Improved compatibility checks for Advanced menu options. (Pro)
  • Removed LTE cell information for Android 4.2 users due to crashes. Feature is still in development and will be added in the near future.
### Version 2.08 (1/19/2013)
  • Resolved several issues on GSM devices.
  • Fixed permissions problems for Jelly Bean users.
  • Corrected math error with LTE readings.
  • Added LTE cell information for Android 4.2 users. (Beta)

Version 2.07 (1/14/2013)

  • Resolved force closes on GSM devices when receiving no signal.
  • Fixed incorrect notification icon displaying on GSM devices on HSPA+ networks. (Pro)
  • Fixed Mobile Network Settings shortcut.
  • Minor code optimizations and enhancements.

Version 2.6 (1/10/2013)

  • Resolved several issues on GSM devices.
  • Resolved force closes with Advanced shortcuts. (Pro)
  • Added menu shortcut to Mobile Network Settings.
  • Added BugSense automatic crash reporting tool.

Version 2.4 (1/6/2013)

  • Resolved several issues on GSM devices.

Version 2.2 (1/3/2013)

  • Resolved several issues on GSM devices.

Version 2.0 (1/2/2013)

  • First public release.

Version 1.x (2012)

  • Private beta testing.
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