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3CX Free Basicsipgate App
Freemium

Free for up to 10 users and 4 simultaneous calls; larger editions are paid.

 Paid

Requires a paid sipgate telephony plan.

Self-hosted macOS
  • No licence cost for small teams
  • Runs on your own infrastructure
  • Calls, team channels and CRM data in one app
  • Phone system hosted in Germany
  • Limited to 10 users and 4 simultaneous calls
  • Proprietary software
  • Only useful with a sipgate business account
  • Website and service aimed at the German market
Self-hosted Downloadable app, Hosted service
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Account needed
Not stated if it works offline Needs internet

Checked September 23, 2026

Checked October 2, 2026

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