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BertyAnonomi Messenger
Free

Free and open source, developed by a non-profit.

 Free

Free and open source under the GPL 3.0 or later.

Android, iOS Android
  • No central server; messages travel peer to peer
  • Designed to work offline or on restricted networks
  • No central servers to seize or monitor
  • Routes traffic through Tor
  • Developers say it is not yet ready for high-risk use
  • Small team and a smaller user base than mainstream messengers
  • Android only
  • Small, young project with a limited user base
Downloadable app Downloadable app
Open source Open source
License not stated License: GPL-3.0-or-later
Not stated if an account is needed Not stated if an account is needed
Works offline Works offline

Checked September 23, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.