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Kaidan vs Conversations: catalog facts
Kaidan	Conversations
Free Free to download and use; developed within the KDE community.	Freemium Free and open source. The Google Play build is a paid way to support development.
Linux	Android
Works with any XMPP server instead of a single provider End-to-end encrypted messaging	Federated protocol, so you choose or run the server OMEMO encryption with a mature, well-reviewed implementation
Developers note it still lacks some basic features Has known stability issues	Feature availability depends on what the chosen server supports Paid on Google Play, though free builds exist on F-Droid
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.