Mattermost vs Microsoft Teams: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Mattermost and Microsoft Teams side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Microsoft Teams leads on lower entry price. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Mattermost
Open-source team collaboration platform
Best for you if:
- • You want open source Slack alternative
Microsoft Teams
Unite chat, meetings, and files with Microsoft 365
Best for you if:
- • You want microsoft 365 integration
| At a Glance | Mattermost | Microsoft Teams |
|---|---|---|
Starts at | Free plan, paid from $10/user/mo, billed monthly Professional plan | Free plan, paid from $4/user/mo, billed monthly Essentials plan |
Category | Communication Team Chat | Communication Productivity |
Rating | 4.3/5 G2 4.3 · Capterra 4.4 · SourceForge 4.3 604 reviews | 4.4/5 G2 4.4 · Capterra 4.5 30,473 reviews |
Free plan | Yes | Yes |
Choose Mattermost or Microsoft Teams?
Choose Mattermost if
- You want open source Slack alternative
- You want self-hostable
Choose Microsoft Teams if
- You want microsoft 365 integration
- You want full collaboration suite
- Budget matters ($4/user/mo, billed monthly vs $10/user/mo, billed monthly)
In-Depth Analysis
Mattermost
Open-source team collaboration platform
Mattermost's pricing is fair, offering a generous Free tier for small teams.
Strengths
- Pro: Open source Slack alternative
- Pro: Self-hostable
- Pro: Good for compliance
- Pro: No per-user cloud cost
- Pro: Customizable
Weaknesses
- Con: Less polished than Slack
- Con: Smaller integration library
- Con: Self-hosting required for best value
- Con: Learning curve
- Con: Community smaller
Key features
Microsoft Teams
Unite chat, meetings, and files with Microsoft 365
Microsoft Teams is the most cost-effective business communication platform when bundled with Microsoft 365.
Strengths
- Pro: Microsoft 365 integration
- Pro: Full collaboration suite
- Pro: Free tier
Weaknesses
- Con: Can be overwhelming
- Con: Requires Microsoft ecosystem
Key features
Plans and prices: Mattermost vs Microsoft Teams
| Tool | Plans and prices | Source |
|---|---|---|
| Mattermost |
| mattermost.com/pricing read Sep 30, 2026 |
| Microsoft Teams |
| teams.microsoft.com read Sep 30, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Mattermost pricing and Microsoft Teams pricing.
Key Takeaways
Mattermost
- Choose if you want open-source team collaboration platform
Microsoft Teams
- Lower entry price: $4/user/mo, billed monthly vs $10/user/mo, billed monthly
What the data shows
On the data below, Microsoft Teams leads on lower entry price. We do not name an overall winner for this pair.
- User ratings are within 0.2 points (4.3/5 from 604 reviews for Mattermost, 4.4/5 from 30,473 reviews for Microsoft Teams).
- Microsoft Teams has the lower entry price: $4/user/mo, billed monthly (Essentials) against $10/user/mo, billed monthly (Professional) for Mattermost.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Mattermost and Microsoft Teams compare in 2026?
On the data below, Microsoft Teams leads on lower entry price. We do not name an overall winner for this pair. User ratings are within 0.2 points (4.3/5 from 604 reviews for Mattermost, 4.4/5 from 30,473 reviews for Microsoft Teams). Microsoft Teams has the lower entry price: $4/user/mo, billed monthly (Essentials) against $10/user/mo, billed monthly (Professional) for Mattermost. Both have a free plan.
What are Mattermost and Microsoft Teams used for?
Mattermost: Open-source team collaboration platform. Microsoft Teams: Unite chat, meetings, and files with Microsoft 365.
What does Mattermost cost vs Microsoft Teams?
Mattermost's cheapest paid plan is Professional at $10/user/mo, billed monthly; it also has a free plan. Microsoft Teams's cheapest paid plan is Essentials at $4/user/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Sep 30, 2026.
What's the main difference between Mattermost and Microsoft Teams?
Mattermost's main strength: open source Slack alternative. Microsoft Teams's main strength: microsoft 365 integration.