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AI Price Scanner Verified 2026-04-21

1v1 Pricing Showdown

Mattermost vs Rocket.Chat

Side-by-side pricing breakdown for Team Chat decision-makers

Prices in USD, verified from the United States. Regional pricing may vary.

When choosing between Mattermost and Rocket.Chat for your team chat stack, the right answer depends on three things: your budget, the specific features you actually use day-to-day, and your tolerance for renewal-price increases. Below we lay out the prices each vendor advertises today (verified against their live pricing pages), the plan limits that decide whether they'll fit your team, and the features that differ between them.

Mattermost starts at custom pricing; Rocket.Chat starts at custom pricing. The cheaper headline price isn't always the cheaper total cost — renewal pricing, per-user fees, and overage charges can shift the math. Use the plan-by-plan tables below to model your actual spend.

Mattermost logo

Mattermost

3 plans
8.3/10
Custom
Renewal N/A Stable
Visit Mattermost
VS
Rocket.Chat logo

Rocket.Chat

3 plans
8.2/10
Custom
Free plan
Renewal N/A Stable
Visit Rocket.Chat

Feature Comparison

Feature Mattermost Rocket.Chat
channel centric Yes
1 1 audio Yes
core search 3M posts Professional / 3M+ Enterprise
custom branding Yes
sso Yes
ldap ad sync Yes
fips 140 3 Enterprise+
air gapped deployment Enterprise Advanced Pro+
200k concurrent Enterprise Advanced
sovereign ai Enterprise+ Enterprise
msft teams integration Enterprise+
self hostable Yes
e2e encryption Yes
ldap ad Yes
sso saml oauth oidc Yes
mfa Yes
rbac Yes
64 languages Yes
white labeling Pro+
multi instance Enterprise
federation Enterprise
Visit Mattermost Visit Rocket.Chat

Affiliate links — you pay the same price

Dive Deeper

About the team chat category

Team chat pricing in 2026 is a commoditization story. Microsoft Teams Essentials at $4/user/mo annual undercuts everyone — if your team doesn't need Slack-specific features (Workflow Builder, third-party integrations), Teams is dramatically cheaper. Slack Pro at $8.75/user/mo annual is 2.2x Teams but wins on third-party app integrations (Zapier, Notion, etc.) and UX polish. Discord remains the community/gaming-first free option that some dev teams adopt. Rocket.Chat and Mattermost compete on self-hosting for data sovereignty. Enterprise Grid pricing is opaque and negotiable.

How to choose between team chat options

Answer three questions. First: are you already in Microsoft 365 or Google Workspace? If Microsoft 365, Teams is free or included in your Business Standard ($12.50/user/mo). If Google Workspace, consider Google Chat (free, included). No need for a separate chat subscription. Second: do you need third-party app integrations? Slack wins on ecosystem — 2,600+ apps vs Teams' 1,200+. Third: data sovereignty / self-hosting requirements? Rocket.Chat Starter (free, up to 50 users) or Mattermost self-hosted — both offer enterprise-grade features without cloud commitment.

Building Your Business Stack?

Decision-makers comparing tools often need more than one category. Here are related comparisons:

← See all Team Chat pricing

Frequently Asked Questions

Does Mattermost or Rocket.Chat offer a free plan?
Rocket.Chat offers a free plan.
Which is better, Mattermost or Rocket.Chat?
Mattermost scores 8.3/10 compared to Rocket.Chat's 8.2/10 in our analysis. Mattermost ranks higher on features and value, but Rocket.Chat may suit specific use cases — see the feature comparison above.
Are there other team chat alternatives besides Mattermost and Rocket.Chat?
Yes. Our [Team Chat pricing comparison](/pricing/team-chat/) page covers all major providers with daily-verified prices. You can also see the [cheapest team chat](/pricing/team-chat/cheapest/) for budget-focused options.