Compare software

Monal vs Psi: catalog facts
Monal	Psi
Free Free and open source under a BSD license.	Free Free and open source under the GNU General Public License.
macOS, iOS	Windows, macOS, Linux
Native app for iOS, iPadOS and macOS Works with any XMPP server, including self-hosted ones	OMEMO, OTR and OpenPGP encryption via plugins Very flexible interface with multi-window and all-in-one modes
Apple platforms only Needs an XMPP account from a provider or your own server	Last tagged release dates from 2020 Aimed at experienced users rather than newcomers
Downloadable app	Downloadable app
Open source	Open source
License: BSD	License: GPL
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 24, 2026

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