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Kaidan vs Monal: catalog facts
Kaidan	Monal
Free Free to download and use; developed within the KDE community.	Free Free and open source under a BSD license.
Linux	macOS, iOS
Works with any XMPP server instead of a single provider End-to-end encrypted messaging	Native app for iOS, iPadOS and macOS Works with any XMPP server, including self-hosted ones
Developers note it still lacks some basic features Has known stability issues	Apple platforms only Needs an XMPP account from a provider or your own server
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: BSD
Account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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