Compare software

Berty vs Chitchatter: catalog facts
Berty	Chitchatter
Free Free and open source, developed by a non-profit.	Free No paid plan is mentioned on the site.
Android, iOS	Web
No central server; messages travel peer to peer Designed to work offline or on restricted networks	Runs in the browser with nothing to install Peer-to-peer design without a central chat server
Developers say it is not yet ready for high-risk use Small team and a smaller user base than mainstream messengers	No history, so it is not suited to ongoing conversations Participants need to be online at the same time
Downloadable app	Web application
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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