Communication

Mattermost vs Microsoft Teams: Which is Better in 2026?

Choosing between Mattermost and Microsoft Teams? Both are popular communication tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Quick verdict

Both Mattermost and Microsoft Teams are strong communication choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

Mattermost vs Microsoft Teams — Side by Side

MattermostMicrosoft Teams
CategoryCommunicationCommunication
PricingFreeFree
Starting priceFree tier availableFree tier available
Free tier
Best forCommunication — chat, collaborationCommunication — chat, video

Pros & Cons

Mattermost
Mattermost
  • Self-hosted data control
  • Open-source
  • Slack-like experience
  • Great for regulated teams
  • You run the infrastructure
  • Fewer third-party apps than Slack
Microsoft Teams
Microsoft Teams
  • Deep Microsoft 365 integration
  • Enterprise-grade security
  • Free tier available
  • Ubiquitous in enterprise
  • Best inside the MS ecosystem
  • Heavier than Slack/Discord

Choose Mattermost if…

you want a free tier to start, and Mattermost Open-source, self-hostable team messaging — a Slack alternative for security- and privacy-conscious teams.

Mattermost review & pricing

Choose Microsoft Teams if…

you want a free tier to start, and Microsoft Teams Team chat, video meetings, and collaboration deeply integrated with Microsoft 365. Free tier available.

Microsoft Teams review & pricing

Frequently Asked Questions

Is Mattermost better than Microsoft Teams?⌄

Both Mattermost and Microsoft Teams are strong communication choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

What is the difference between Mattermost and Microsoft Teams?⌄

Mattermost — Open-source, self-hostable team messaging — a Slack alternative for security- and privacy-conscious teams. Microsoft Teams — Team chat, video meetings, and collaboration deeply integrated with Microsoft 365. Free tier available. Both are communication tools; the comparison table above breaks down pricing, free tiers, and what each is best for.

Mattermost vs Microsoft Teams: which is cheaper?⌄

Mattermost pricing: Free. Microsoft Teams pricing: Free. Confirm current pricing on each tool's official site, as plans change.

See more options in our guide to the best communication tools for startups.

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