Team Communication · 2026 Comparison
Rocket.Chat vs Mattermost
Rocket.Chat vs Mattermost: Compare pricing, features, ratings, pros, and cons. Which is better for your team in 2026? Unbiased comparison with real data.
Rocket.Chat
Free tier
VS
Mattermost
Free tier
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Quick Verdict
⭐ Better Ratings
Mattermost
4.3/5 on G2
💰 Better Price
Tie
Similar pricing
🛠️ More Features
Rocket.Chat
7 tracked features
Rocket.Chat vs Mattermost — Feature Comparison
| Feature | Rocket.Chat Recommended | Mattermost |
|---|---|---|
| Starting Price | Free tier | Free tier |
| Pricing Model | Freemium | Freemium |
| G2 Rating | | |
| Founded | 2015 | 2015 |
| Channels | ||
| Direct Messages | ||
| Self Hosting | ||
| Omnichannel | ||
| Bots | ||
| Live Chat | ||
| Federation | ||
| Compliance | ||
| Integrations | ||
| Mobile Apps | ||
| Playbooks | ||
| Visit Website | Visit site | Visit site |
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Rocket.Chat — Overview
The ultimate free open source solution
Open-source team communication platform with self-hosting options, omnichannel support, and extensive customization.
✓ Pros
- ✓Completely free self-hosted version
- ✓Omnichannel customer support built-in
- ✓Active open-source community
- ✓Highly customizable
✗ Cons
- ✗Self-hosting requires technical knowledge
- ✗Cloud version can be expensive
- ✗UI is less refined
- ✗Performance issues at scale
✓ Omnichannel
✓ Bots
✓ Live Chat
✓ Federation
Mattermost — Overview
Open source messaging for teams
Open-source, self-hostable team messaging platform with enterprise-grade security and compliance features.
✓ Pros
- ✓Self-hostable for full data control
- ✓Open source and transparent
- ✓Strong security and compliance
- ✓No vendor lock-in
✗ Cons
- ✗Requires technical expertise to self-host
- ✗UI feels less polished than Slack
- ✗Smaller app marketplace
- ✗Setup complexity
✓ Compliance
✓ Integrations
✓ Mobile Apps
✓ Playbooks
Features Both Tools Share
✓ Channels
✓ Direct Messages
✓ Self Hosting
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