Delta Chat

The messenger with the broadest audience in the world.
Free, independent, email compatible.

Independent

There is no Delta Chat server.
The app only uses your email server.

Fast

Push messages in seconds.
Rapid interface.

Powerful

Unlimited chats, images, videos, audio messages and more. Multi-client capable.

Free

Delta Chat is free forever.
Open Source. No ads. No subscription. No vendor lock-in.

Encrypted

Encrypted with all common algorithms. Messages stay on your servers.

Trustworthy

Delta Chat is safe for business use, compatible and standards-based.

Get it on F-Droid