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LinphoneGOnnect
Free

The app and the basic SIP service are free.

 Free

Free and open source under the GPL-2.0.

Windows, macOS, Linux, Android, iOS Linux
  • Works with any standard SIP account
  • Desktop and mobile builds from one project
  • Phone calls and video conferences in one client
  • Built to integrate with the Linux desktop
  • Needs a SIP account or PBX to be useful
  • Website is primarily in French
  • Needs a VoIP telephone service to call through
  • Linux only according to the research
Downloadable app Downloadable app
Open source Open source
License not stated License: GPL-2.0-or-later
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked October 1, 2026

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