What it does
- Text, voice notes, photos and files, all encrypted end to end
- Groups of up to 1,000 people
- Disappearing messages and travel mode
- Optional cover traffic and random delivery delay
- A mode that turns push notifications off entirely
- Bridges for networks that block the relay network
Apple’s distribution process does not yet allow builds to be reproduced byte for byte. We publish the source and the build instructions, and the auditors built and tested the release candidates themselves.
Where it comes from
From the App Store, where the publisher is listed as Frothly.
Release history
Fixes notifications that sometimes arrived without sound.
Glossia 4.0: post-quantum key exchange, faster delivery on poor connections and every fix from the 2026 audit.
The final 3.x release. Security fixes.