For Android 5.1 or higher. Dual SIM support. Try free version before buying. To see Cell on map BTS file must be loaded. ARFCN and Band are available for Android 7 or higher. App could be usefull for cellular network engineers. Current features: - On-line monitoring of NR / LTE / WCDMA / GSM / CDMA network signal and services - Monitoring and Analysis modes - Widgets 2x1, 4x2 and 4x3 including Dual SIM - Signal strength in Status Bar. Extended Network info in notification - Signal strength and Network info in notification on Android Wear watches - Keep Million and more measurements in a database and view them offline - Dark and light Themes - Data collection in the background for both SIMs - Display network technology and signal strength on the map - Display sector azimuths on map (BTS file is needed) - Site Explorer (BTS file is needed) - Map styles (long press on map) - Export session to CSV and KML - Export map data to KML - Share Sessions using export/import of Session in JSON format - Export list of unique cells - 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 Limitations: - Correctness of the data is highly dependent on the correct and full implementation of the Google Android API on the device For questions and suggestions: net.monitor.mobile@gmail.com Support is possible, but not guaranteed.