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
Pidgin-Encryption is a versatile messaging client supporting multiple protocols and a variety of features, making it suitable for users needing extensive functionality. In contrast, ChatSecure emphasizes privacy and anonymity, offering a more streamlined experience focused on secure messaging without the complexity of multiple protocols.