Compare software

Rocket.Chat DesktopSynology Chat
Free

The open-source software is available without a license fee. Hosting, hardware and…

 Free

License-free, but it requires a Synology NAS to host the server.

Windows, macOS, Linux Windows, macOS, Linux, Android, iOS, Web, Self-hosted
  • Provides desktop packages for Windows, macOS and Linux.
  • Messages stay on your own NAS
  • Optional end-to-end encryption for conversations or channels
  • Workspace access and server licensing are separate from the desktop client.
  • Only runs on Synology NAS hardware
  • Closed source
Downloadable app Downloadable app, Web application, Self-hosted
Open source Closed source
License: MIT License not stated
Not stated if an account is needed Account needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked October 1, 2026

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