NetMonitor Cell Signal Logging

For Android 4.3 or higher. Dual SIM limited support for Android 5.1 or higher. If there is no BTS file, ARFCN and Band are available for Android 7 or higher. To see Cell Tower on map BTS file must be loaded.
App could be usefull for cellular network engineers.

Current features:
- On-line monitoring of GSM / WCDMA / LTE network signal and services
- Widgets 2x1 and 4x2
- Signal strength in Status Bar. Network info in notification.
- Keep Million and more measurements in a database and view them offline
- Data collection in the background
- Display network technology and signal strength on the map
- Export session to CSV and KML
- Export map data to KML
- Measurement statistics
- Load and use external BTS file with additional cell data 
- Copy and analyze sqlite database on a PC
- Use implemented Content Provider  in your own applications to retrieve data from the database
- Free, without ads

Pro version additions:
- CDMA support
- Monitoring and Analysis modes
- Dual SIM widgets
- Signal strength and Network info in notification on Android Wear watches
- Dark and light Themes
- Data collection in the background for both SIMs
- Display sector azimuths on map (BTS file is needed)
- Site Explorer (BTS file is needed)
- Share Sessions using export/import of Session in JSON format
- Export list of unique cells

Limitations:
- Correctness of the data is highly dependent on the correct and full implementation of the Google Android API on the device

Good results are obtained on devices:
- LG G3 (1 SIM, Qualcomm, Android 6.0)
- LG G2 (1 SIM, Qualcomm, Android 5.0)
- Motorola Moto G4 Plus (2 SIM, Qualcomm, Android 7.0)
- Nexus 5X (1 SIM, Qualcomm, Android 7.1.1)
Below average results are obtained on devices:
- Samsung Galaxy Note Pro 12.2 (1 SIM, Qualcomm, Android 4.4)

For questions and suggestions:
[email protected]

Support is possible, but not guaranteed.