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Zoho CliqMattermost
Paid

Paid business plans with a 15-day free trial.

 Freemium

The desktop client is free and open source. The Mattermost server has a free self-hosted…

Web Windows, macOS, Linux
  • Channels, direct messages, calls and meetings in one app
  • Asynchronous voice and video messages
  • The server is self-hosted, so message data never leaves your infrastructure
  • Server dropdown lets one client connect to several Mattermost instances
  • Paid service after the trial
  • Hosted by Zoho, with no self-hosted option
  • Needs a Mattermost server, which is real infrastructure to run
  • Electron, so memory use is high for a chat client
Web application, Hosted service Downloadable app
Closed source Open source
License not stated License: Apache-2.0
Account needed Account needed
Needs internet Needs internet

Checked October 1, 2026

Checked September 21, 2026

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