Open Observatory of Network Interference probe

Interested in collecting evidence of Internet censorship? Curious about the speed and performance of the network that you are using?

By running the tests in this app, you will examine the following:

  • Blocking of websites
  • Presence of systems that could be responsible for censorship and/or surveillance
  • Speed and performance of your network

These tests have been developed by the **Open Observatory of Network Interference (OONI)**, a free software project (under The Tor Project) that aims to uncover **Internet censorship** around the world. Since 2012, OONI has collected millions of network measurements across more than 90

License: BSD 2-clause "Simplified" License

Website: https://ooni.torproject.org/
Issue Tracker: https://github.com/TheTorProject/ooniprobe-android/issues
Source Code: https://github.com/TheTorProject/ooniprobe-android

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.

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  • Version 1.1.3 (5) - Added on Apr 30, 2017

    This version requires Android 2.3 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Download APK 19 MiB PGP Signature