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Nheko vs Quadrix: catalog facts
Nheko	Quadrix
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free to use with no ads.
Windows, macOS, Linux	Windows, macOS, Linux, Android, iOS, Web
Supports encrypted conversations and platform-dependent calling features.	Matrix chat across desktop, mobile and web Video conferencing through Element Call
The project says its encryption implementation has not been audited.	Does not support end-to-end encryption The web app is described as unstable
Downloadable app	Downloadable app, Web application
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
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 22, 2026	Official website Full listing and sources Checked October 8, 2026

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