Signal Finder is a monitor/fieldtest for 2G, 3G, 4G, CDMA and EVDO networks.
Read Signal Finder privacy policy
Revision 8 (jan 17, 2020)
Code improvements
Revision 5 (jan 8, 2020)
Widget improvements
Code improvements
Removed interstitial ads on app close
Revision 0 (nov 11, 2019)
Improved widget services
Code improvements
Revision 8 (sep 14, 2019)
Code improvements
Revision 5 (aug 08, 2019)
Code improvements
Revision 2 (may 19, 2019)
Code improvements
Revision 1 (may 18, 2019)
Code improvements
Revision 0 (may 17, 2019)
Better Signal Strength calculation
Better Cell neighbouring calculation
Changed app default settings
Code improvements
Revision 2 (may 07, 2019)
Minor tweaks and improvements
Revision 0 (apr 19, 2019)
WiFi value in home activity
Revised WiFi neighbouring activity
Option to open immediately all saved exports
Code improvements
Revision 2 (jan 31, 2019)
Minor tweaks and improvements
Revision 1 (jan 1, 2019)
Solved an APP startup bug (v1.9.0)
Revision 0 (dec 31, 2018)
Built with latest Google API (v28)
Code revised
Widgets revised
Revision 5 (sep 22, 2018)
Code improvements
Revision 2 (jul 15, 2018)
Solved a file export exception
Minor improvements
Revision 0 (jul 14, 2018)
Many improvements as users request
EU GDPR compliant
Revision 2 (feb 23, 2018)
Solved a SignalStrength issue on some devices
Code improvements
Revision 0 (oct 3, 2017)
Changed home screen gauges to bar leds (less cpu and less battery drain)
More values inside home activity
Cell data inside maps activities
More widget size (3)
Code improvements
Revision 2 (aug 22, 2017)
Code improvements
Revision 0 (apr 22, 2017)
Time-based signal and cell detection inside settings
Metrics choice inside settings
Solved xArfcn not showing inside neighbouring activity
Many code improvements
Revision 3 (jun 21, 2017)
Solved a bug in configuration activity causing the app crash in some cases
Minor improvements
Revision 2 (jun 6, 2017)
Fixed a bug (version 1.5.0) that caused the signal power to not be displayed with wifi turned on
Small code improvements
Revision 0 (apr 22, 2017)
New home activity with phone info and gauges
Dark and light colours combinations
Slide panel menu
Option to switch http/https for wan
Many improvements
Revision 5 (dec 9, 2016)
Added support for Android 7.0+ (nougat) xARFCN (absolute radio-frequency channel number), but hidden for other Android versions
Improvements in neighbouring activity
Added your local and public IP address in Stats activity
Some code optimizations
Revision 0 (nov 5, 2016)
Added a news activity (this page), so you can stay tuned with future releases and improvements
Added graphs inside neighbouring (mobile, wi-fi and satellite) and time activities
Added possibility to show neighbouring cells inside maps, stored inside your device database
Added possibility to choose the time to live (TTL) for cells stored inside your device, before asking remote database
More values inside DB Stats activity
Many code optimizations
Revision 2 (oct 2, 2016)
Solved a bug inside Stats Activity (Start button unavailable)
Minor improvements
Revision 0 (sep 27, 2016)
Added a new DB Stats Activity
Many code improvements
Some more Help inside activities
Revision 2 (sep 16, 2016)
Fixed some reported exceptions
Revision 0 (sep 3, 2016)
Many code improvements, removed some unnecessary code and resolved some strange behaviours
Revision 5 (aug 28, 2016)
Fixed a crash when creating the "signal finder" folder on some devices
Fixed a crash during app close while showing an interstitial ad on some devices
Some minor improvements
Revision 2 (aug 10, 2016)
Improvements in Neighbouring ad Time activities code
More values inside drive view for LTE cells
Other code improvements
Revision 0 (jul 21, 2016)
Fixed red exclamation mark over maps
Google firebase services integration
Revision 5 (jun 26, 2016)
Added Signal Finder Widget
Fixed PSC/PCI detection
Small code improvements
Revision 2 (apr 12, 2016)
First release