ChatSecure is a free and open source encrypted chat client for iPhone and Android that supports OTR encryption over XMPP. ChatSecure was originally available for only iOS devices, but is now also available on Android via The Guardian Project’s similar app, formerly named Gibberbot.
ChatSecure is available on the Apple App Store and Google Play Store for free.
- GitHub Issues - iOS
- UserVoice - iOS
- Please report iOS security-related issues directly to firstname.lastname@example.org (GPG 50F7D255).
- GitHub Issues - Android
- UserVoice - Android
- Bug Tracker - Android
- Please report Android security-related issues directly to Nathan Freitas (GPG 69B37AA9) of The Guardian Project Team.
The source code for both projects is hosted on GitHub.