ChatSecure is a messaging application for iOS which allows OTR and OMEMO encryption for the XMPP protocol. Developed by Chris Ballinger and The Guardian Project
License: Open Source
ChatSecure focuses on secure messaging with end-to-end encryption and a user-friendly interface, making it accessible for a broad audience. In contrast, Torchat leverages the Tor network for anonymity, making it suitable for users prioritizing privacy but potentially less accessible for non-technical individuals.