Mattermost
Sentry
| Feature | Mattermost | Sentry |
|---|---|---|
| Pricing | Free / from $10/mo | Free / from $26/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.2 / 5 | 4.5 / 5 |
| Best For | devops-teams, security-conscious-orgs, government, enterprise | developers, frontend-teams, mobile-developers, startups |
| Founded | 2015 | 2012 |
| Messaging | ✓ | ✗ |
| Channels | ✓ | ✗ |
| Playbooks | ✓ | ✗ |
| Integrations | ✓ | ✓ |
| Self Hosting | ✓ | ✗ |
| Compliance | ✓ | ✗ |
| Error Tracking | ✗ | ✓ |
| Performance Monitoring | ✗ | ✓ |
| Session Replay | ✗ | ✓ |
| Source Maps | ✗ | ✓ |
| Release Tracking | ✗ | ✓ |
| Alerting | ✗ | ✓ |
| Issue Triaging | ✗ | ✓ |
✓ Mattermost Pros
- Self-hostable
- Open source
- DevOps integrations
- Secure
✗ Mattermost Cons
- Smaller ecosystem
- Fewer integrations than Slack
- Self-hosting complexity
✓ Sentry Pros
- Excellent error tracking with full stack traces
- Source map support for minified code
- Session replay shows exactly what users experienced
- Open-source self-hosted option available
- Supports 100+ platforms and frameworks
✗ Sentry Cons
- Event quotas can be exceeded during incidents
- Alert fatigue if not properly configured
- Performance monitoring less mature than Datadog
The Verdict
Mattermost is built for devops teams and security conscious orgs, with a focus on messaging and channels. Sentry targets developers and frontend teams and leads with error-tracking and performance-monitoring.
On pricing, Mattermost is the clear winner for budget-conscious users — starting at $10/mo compared to $26/mo for Sentry. That $16/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.
Feature-wise, Sentry offers broader built-in capabilities (8 features vs 6), while Mattermost takes a more focused approach — which can mean a simpler, faster onboarding experience.
Bottom line: Sentry has a slight overall edge — but if self-hostable matters most to you, Mattermost may still be the right call.