Mattermost vs Microsoft Teams

Mattermost: free plan; paid plans vary, free plan yes. Microsoft Teams: from $4 a month, free plan not confirmed. Plans differ, so check what each price includes.

	Mattermost Self-hosted team chat with workflows, calls and AI	Microsoft Teams Team chat, video meetings and calling from Microsoft
Starting price	Free plan; paid plans vary	From $4 a month
Free plan	Yes	Not confirmed
Pricing in detail	The core is open source under the MIT licence and free to run on your own server; some enterprise features need a paid licence. A free cloud trial is also offered.	Teams Essentials is $4 per user a month on an annual subscription. Microsoft 365 Business Basic, with Teams, is $7.
User rating	No reviews yet	No reviews yet
Company	Mattermost, Inc.	Microsoft
Works with	Not listed	Not listed
Facts checked on	22 Oct 2026	20 Oct 2026
Features	Team chat and channels Workflow automation (playbooks) Voice calls and screen sharing AI integration Runs as a single Linux binary with PostgreSQL	Group and one-to-one chat Meetings up to 30 hours and 300 people File sharing and storage Meeting recordings and transcripts Apps inside Teams

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