Mattermost
Microsoft Teams
| Feature | ||
|---|---|---|
| Pricing | Free / from $10/mo | Free / from $4/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.2 / 5 | 4.3 / 5 |
| Best For | devops-teams, security-conscious-orgs, government, enterprise | enterprise, teams, microsoft-users, remote-workers |
| Founded | 2015 | 2017 |
| Messaging | ✓ | ✗ |
| Channels | ✓ | ✓ |
| Playbooks | ✓ | ✗ |
| Integrations | ✓ | ✗ |
| Self Hosting | ✓ | ✗ |
| Compliance | ✓ | ✗ |
| Chat | ✗ | ✓ |
| Video Meetings | ✗ | ✓ |
| File Sharing | ✗ | ✓ |
| Apps | ✗ | ✓ |
| Whiteboard | ✗ | ✓ |
✓ Mattermost Pros
- Self-hostable
- Open source
- DevOps integrations
- Secure
✗ Mattermost Cons
- Smaller ecosystem
- Fewer integrations than Slack
- Self-hosting complexity
✓ Microsoft Teams Pros
- Included with Microsoft 365
- Great video calling
- Deep Office integration
- Large meeting capacity
✗ Microsoft Teams Cons
- Resource heavy
- Complex admin settings
- Can feel cluttered
- Requires Microsoft ecosystem
The Verdict
Mattermost is built for devops teams and security conscious orgs, with a focus on messaging and channels. Microsoft Teams targets enterprise and teams and leads with chat and video-meetings.
On pricing, Microsoft Teams is the clear winner for budget-conscious users — starting at $4/mo compared to $10/mo for Mattermost. That $6/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Both tools are a solid fit for enterprise — in those cases, the decision often comes down to workflow style and how your team prefers to organize work.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.