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FluffyChat vs Sable: catalog facts
FluffyChat	Sable
Free Free and open source.	Free Free and open source under the AGPL-3.0.
Linux, Android, iOS, Web	Linux, Web
End-to-end encryption with cross-signing and encrypted key backups UnifiedPush support for notifications without Google services	Builds on Cinny with many extra features Usable in the browser or as a Linux app
Audio and video calls are still experimental Requires a Matrix account on some homeserver	In constant development, so features change often Requires a Matrix account
Downloadable app, Web application	Downloadable app, Web application
Open source	Open source
License not stated	License: AGPL-3.0-only
Account needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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