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Gajim vs Conversations: catalog facts
Gajim	Conversations
Free Free and open source, funded by donations.	Freemium Free and open source. The Google Play build is a paid way to support development.
Windows, Linux	Android
Works with any XMPP provider and interoperates with other XMPP apps End-to-end encryption including OMEMO and OpenPGP	Federated protocol, so you choose or run the server OMEMO encryption with a mature, well-reviewed implementation
Needs an XMPP account from a provider or your own server Contacts must also use XMPP to reach them	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 23, 2026	Official website Full listing and sources Checked September 22, 2026

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