A free and open source Jabber/XMPP client for Android. Easy to use, reliable, battery friendly. With built-in support for images, group chats and e2e encryption.

Design principles
• Be as beautiful and easy to use as possible without sacrificing security or privacy
• Rely on existing, well established protocols
• Do not require a Google Account or specifically Google Cloud Messaging (GCM)
• Require as little permissions as possible

Features
• End-to-end encryption with either OMEMO or OpenPGP