CellMapper

CellMapper is a revolutionary app that gives you insights into advanced 2G/3G/4G/5G (NSA and SA) cellular network information. Not only can you access this data, but you can also contribute to our crowd-sourced coverage maps.

Features:

• Displays low-level cellular network information including frequency band calculations.


• Reads cellular frequencies and bandwidths on supported Android 7.0+ devices.


• Showcases a map of coverage areas and individual tower sector coverage and bands.


• Supports Dual SIM devices for added flexibility.


• Includes a frequency calculator for GSM, iDEN, CDMA, UMTS, LTE, and NR.

Note: The data presented within the app and on the site may take a few days to appear as it is generated shortly after upload.

Supported Networks:

• GSM


• UMTS


• CDMA


• LTE


• NR

For more updates and information, follow us on Reddit, Facebook, and Twitter. Visit our website at cellmapper.net.

Permissions:

CellMapper requires several permissions to function effectively:

• "make and manage phone calls" - This permission is essential to gather low-level network data from your device.


• "access to device location" - Necessary to map and contribute, ensuring data accuracy.


• Additional permissions for older Android versions like ACCESS_COARSE_LOCATION, ACCESS_FINE_LOCATION, ACCESS_NETWORK_STATE, INTERNET, READ_EXTERNAL_STORAGE, READ_LOGS, READ_PHONE_STATE, RECEIVE_BOOT_COMPLETED, VIBRATE, WAKE_LOCK, WRITE_EXTERNAL_STORAGE.