Compare software

VK MessengerSignal
Free

Free to use; the app is proprietary.

 Free

Free; developed by a nonprofit funded by grants and donations

Linux, Web Android, iOS, Windows, macOS, Linux
  • Audio and video calls alongside messaging
  • Transcription of voice and video messages
  • End-to-end encryption on every message and call using the open source Signal Protocol
  • No ads, affiliate marketers or tracking
  • Proprietary and tied to a VK account
  • Mainly useful if your contacts are on VK
  • 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, Web application Downloadable app
Closed source Open source
License: Proprietary License: AGPL-3.0
Account needed Account needed
Needs internet Needs internet

Checked October 1, 2026

Checked September 20, 2026

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