Olvid
What it's for
A French messenger that works without any personal data: no phone number, no e-mail, no address book.
Why it matters
End-to-end encryption, published app source code (AGPL), certified by the French cybersecurity agency ANSSI (CSPN). Used by the French government for its communications.
For whom & when
Everyone, especially those who prefer a European publisher and servers. Contacts are added in person or by invitation.
Install & use
Install Olvid from olvid.io, the App Store or Google Play. The basic version is free.
- Pick a display name: no sign-up is required.
Add a contact by scanning their QR code, or by exchanging an invitation and then a 4-digit code.