Mumble is a free, open source, low latency, high quality voice chat application.

Mumble was the first VoIP application to establish true low latency voice communication over a decade ago. But low latency and gaming are not the only use cases it shines in.

Mumble Features

  1. Low-latency
  2. High audio quality
  3. Easy to configure
  4. Recognize friends across servers
  5. Staying backwards compatible as long as there is a considerable user-base with older versions
  6. Customizable for different use-cases
  7. Multiple clients for Windows, Linux, macOS, iOS, and Android
  8. Noise Suppression
  9. Automatic Level Equalization
  10. Priority Speakers
  11. Highly encrypted: Mumble used TLS-negotiable cipher suites and Mumble's voice channel is encrypted using OCB-AES128
  12. Authentication with secure certificates
  13. Highly scriptable: Admins and users can create their own scripts
  14. Positional audio - hear the players from where they are located in-game
  15. Wizards to guide you through setup, like configuring your microphone
  16. Web interface for administrators
  17. Channel viewers
  18. Authenticators
  19. Custom chat commands
  20. Automatable administration through Ice middleware
  21. Low resource cost for hosting
  22. Very stable server software
  23. Free choice between official and third party server software
  24. Custom web-interfaces for users through Ice
  25. Or host one of the available free software web interfaces
  26. Provide users with channel viewer data (CVP) without giving control away
  27. Or empower the users by providing the Ice interface
  28. Admin-friendly documentation
  29. Documentation for developers and end-users


  1. Windows (Client, and Server)
  2. Linux (Client, and Server)
  3. macOS
  4. Android Client
  5. iOS Client


Mumble is an open-source project released under BSD-style License