Compare software

Keybase vs Signal: catalog facts
KeybaseSignal
Free

Free to install and use.

Free

Free; developed by a nonprofit funded by grants and donations

Windows, macOS, Linux, Android, iOS Android, iOS, Windows, macOS, Linux
  • End-to-end encrypted chat and file storage in one app
  • Teams can be created with anyone, including families and clubs
  • End-to-end encryption on every message and call using the open source Signal Protocol
  • No ads, affiliate marketers or tracking
  • Linking public identities from other sites may not suit people who want anonymity
  • Little recent public detail about new features or development pace
  • Requires a phone number that can receive an SMS or phone call to register
  • Desktop app requires Signal to be installed on a phone first
Downloadable app Downloadable app
Closed source Open source
License not stated License: AGPL-3.0
Not stated if an account is needed Account needed
Not stated if it works offline Needs internet

Checked September 24, 2026

Checked September 20, 2026

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