Google Chat vs Mattermost: Full Comparison (2026)
Pricing, features, scores, and a clear verdict on which one is right for you.
The bottom line
Google Chat positions itself as "messaging built for google workspace" while Mattermost goes after "secure collaboration for mission-critical work" — so the right pick depends on which problem you're actually solving. They take different commercial approaches — Google Chat uses a subscription-based model and Mattermost a freemium approach, which affects how costs scale as your team grows. Mattermost lets you start for free, which means you can validate the fit before committing budget. Google Chat requires a paid commitment upfront, so make sure it matches your workflow before signing.
At a glance
| Google Chat | Mattermost | |
|---|---|---|
| Our score | 72/100 | 74/100 |
| Starting price | $7/mo | $10/mo |
| Free tier | No | Yes |
| Best for | Messaging built for Google Workspace | Secure collaboration for mission-critical work |
Pricing comparison

Google Chat
Pricing verified 2026-04-16

Mattermost
Pricing verified 2026-04-16
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Feature comparison
core
| Feature | Google Chat | Mattermost |
|---|---|---|
| Spaces | Yes | No |
| Direct messages | Yes | Yes |
| Threads | Yes | Yes |
| File sharing | Google Drive | Yes |
| Search | Yes | Yes |
| Task assignments | Yes | No |
| Channels | No | Yes |
| Voice calls | No | Calls plugin |
ai
| Feature | Google Chat | Mattermost |
|---|---|---|
| Gemini summaries | Standard+ | No |
| File analysis | Standard+ | No |
| Smart replies | Yes | No |
| Action item detection | Standard+ | No |
| Auto-translation | Standard+ | No |
| AI Copilot | No | Plugin (any LLM) |
| Thread summarization | No | Copilot plugin |
| Meeting recording summaries | No | Copilot plugin |
| Action item extraction | No | Copilot plugin |
collaboration
| Feature | Google Chat | Mattermost |
|---|---|---|
| Inline Meet calls | Yes | No |
| Collaborative Docs/Sheets | Yes | No |
| Shared tasks | Yes | No |
| Bot framework | Yes | No |
| Scheduled messages | Yes | No |
| Playbooks (workflows) | No | Yes |
| Custom slash commands | No | Yes |
| Webhooks | No | Yes |
| Markdown support | No | Yes |
| Code snippets | No | Yes |
integrations
| Feature | Google Chat | Mattermost |
|---|---|---|
| Gmail | Yes | No |
| Google Drive | Yes | No |
| Google Meet | Yes | No |
| Google Calendar | Yes | No |
| Zapier | Yes | Yes |
| Third-party bots | Yes | No |
| GitHub | No | Yes |
| GitLab | No | Yes |
| Jira | No | Yes |
| Jenkins | No | Yes |
| PagerDuty | No | Yes |
| Custom bots | No | Yes |
Ratings breakdown
What the data tells us
Key capabilities you'd miss
Choosing Google Chat means going without Channels, Voice calls, AI Copilot (which Mattermost offers). Choosing Mattermost means losing Spaces, Task assignments, Gemini summaries. These are the features that typically drive the final decision — check whether your workflow depends on any of them before committing.
What company size tells you
Mattermost (200-500 employees) has the engineering bench to ship features across many fronts but may iterate slower on individual requests. Google Chat (10,000+ employees) typically ships faster on its core product but may lag on peripheral features. Consider which matters more for your roadmap.
Choose Google Chat if...
- You're ready to invest from $7/mo
- You value an intuitive, easy-to-use interface
- Getting strong value for money is a priority
Choose Mattermost if...
- You want a free tier to get started
- You value powerful features over simplicity
- Getting strong value for money is a priority
Frequently asked questions
Is Google Chat or Mattermost better?
Mattermost scores 74/100 compared to Google Chat's 72/100 on VendorVS. However, the best choice depends on your needs — Google Chat excels at ease of use (8/10) while Mattermost scores 6/10.
How much does Google Chat cost compared to Mattermost?
Google Chat starts at $7/mo. Mattermost starts at $10/mo (free tier available). Google Chat is the more affordable option.
Does Google Chat or Mattermost have a free plan?
Mattermost offers a free tier. Google Chat does not — its cheapest plan starts at $7/mo.
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