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SimpleX Chat vs Berty: catalog facts
SimpleX Chat	Berty
Free Free and open source under the AGPL 3.0. The company is funded by investment and…	Free Free and open source, developed by a non-profit.
Windows, macOS, Linux, Android, iOS, Command line	Android, iOS
No user identifier of any kind, so conversations cannot be correlated by account Double ratchet encryption with an additional layer for the relay servers	No central server; messages travel peer to peer Designed to work offline or on restricted networks
Connecting means exchanging a link or QR code in person or elsewhere No contact list means a lost device is a lost set of conversations unless backed up	Developers say it is not yet ready for high-risk use Small team and a smaller user base than mainstream messengers
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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