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The description of 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 for Android 7 or higher.
Current features:
- On-line monitoring of GSM / WCDMA / LTE network signal and services
- Widgets 2x1 and 4x2
- 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
Limitations:
- Correctness of the data is highly dependent on the correct and full implementation of the Google 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:
net.monitor.mobile@gmail.com
Support is possible, but not guaranteed.