Privacy: Encrypted Messaging
Audited?
Available on Linux?
Available on Mac?
Available on Windows?
Available on Android?
Available in F-Droid?
Available on iOS?
Decentralized?
Phone number or username?
Disappearing messages?
Additional notes?
Jami
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Username
No
Peer-to-peer
Matrix
No
Yes
Yes
Yes
Yes
Some clients
Yes
Yes
Username
No
Matrix is the protocol, not the client
Can be self-hosted
Session
Yes
Yes
Yes
Yes
Yes
Directly (click here)
Yes
Yes
Yes
Yes
Signal
Yes
Yes
Yes
Yes
Yes
No
Yes
No
Phone number
Yes
Threema
Yes
Web only
Web only
Web only
Yes
No
Yes
No
Yes
No
Wire
Yes
Yes
Yes
Yes
Yes
No
Yes
No
Yes
Yes