Check mobile network security

Collects and analyzes mobile radio data to make you aware of your mobile network security and to warn you about threats like fake base stations (IMSI catchers), user tracking and over-the-air updates. With SnoopSnitch you can use the data collected in the GSM Security Map at and contribute your own data to GSM Map.


  • Qualcomm-based Android phone (see device list)
  • Stock Android ROM, version 4.1 or later
  • Note: Custom Android ROMs like CyanogenMod may or may not work, depending on the availability of a Qualcomm DIAG kernel driver (DIAG_CHAR).
  • Root privileges on phone

Incompatible Devices:

  • Samsung Galaxy S2 & S3
  • Nexus 5 with stock Android
  • Huawei Ascend Y300

License: GPL-3.0
Additional requirements: root

Source Code:

For full details and additional technical information, see this application's page on the F-Droid wiki.


Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications, and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Version 1.0.1 - Added on 2016-01-04

This version requires Android 4.1 or newer.

This version uses native code and is built for: armeabi

This version is built and signed by F-Droid, and guaranteed to correspond to the source tarball below.

download apk 4.3 MB GPG Signature
source tarball 7.8 MB
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