Skip to main content


Delta Chat

Delta Chat is a modern messenger. It is like email in a new dress. Just better, safer and user-optimised.

Make use of the numerous features and advantages:
  • Delta Chat is the messenger with the largest userbase in the world: Any mail client on any Operating System is compatible
  • Distributed architecture: There is no central Delta Chat server
  • Independent: You are not dependent on any external service or server - Delta Chat only uses your mail server.
  • Your account is independent of a mobile phone number
  • Fast: Push messages in seconds - Rapid interface
  • Powerful: Unlimited chats, images, videos, audio messages and more - Multi-client capable
  • Free: Delta Chat will always be: Free of charge - Open Source - Free of ads - Usable without subscription
  • Safe: Encrypted with all common algorithms - Open for sour
... show more