Compare software

Converse vs Psi: catalog facts
Converse	Psi
Free Free and open source under the MPL-2.0 licence.	Free Free and open source under the GNU General Public License.
Web, Self-hosted	Windows, macOS, Linux
Works with any standard XMPP server OMEMO end-to-end encryption	OMEMO, OTR and OpenPGP encryption via plugins Very flexible interface with multi-window and all-in-one modes
Needs an XMPP account or server to be useful Some features such as URL previews depend on server support	Last tagged release dates from 2020 Aimed at experienced users rather than newcomers
Downloadable app, Web application, Self-hosted	Downloadable app
Open source	Open source
License: MPL-2.0	License: GPL
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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