Compare software

Quiet vs Briar: catalog facts
Quiet	Briar
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL.
Windows, macOS, Linux, Android	Linux, Android
No server to trust or run Tor hides IP addresses and metadata	Works with no internet at all, over Bluetooth or local Wi-Fi No central server and no phone number or email needed
Beta software that has not been audited Missing basic features such as avatars and DMs	Currently in maintenance mode, with limited new development Both devices must be online at the same time to exchange messages
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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