Slack
Pro
$7.25 × 10 seats$72.50
× 12 months$870.00
Per year
$7.25 per person / mo
$870
Slack vs Rocket.Chat
Compare with for .
Slack
78%
match · $870/yr
Rocket.Chat
48%
match · quote
Slack is the better fit.
It publishes its prices; the other needs a sales quote.
How we work out the matchWhat matters most?
Fine-tune
What you'd pay
Entry plan for 10 people, billed yearly where offered. Prices checked Oct 2026.
Rocket.Chat
Sales quote
No public priceask sales
Per year
Quote
No public price
Slack
From $7.25Free plan
G2 4.5 · 39,319 reviewsTeams that are happy to let a vendor host their chat and want the most polished app with the most integrations.
vs
Rocket.Chat
From FreeFree plan
G2 4.2 · 373 reviewsGovernment, defense and regulated organizations that need sovereign or air-gapped chat with federation, and small teams under 50 users who want SSO for free.
Side by side
 Slack | Rocket.Chat | |
|---|---|---|
| Pricing | Free; paid from $7.25/user/month (annual) | Free self-hosted editions; paid plans by quote |
| G2 Rating | 4.5 (39,319 reviews) | 4.2 (373 reviews) |
| Best For | Teams that are happy to let a vendor host their chat and want the most polished app with the most integrations. | Government, defense and regulated organizations that need sovereign or air-gapped chat with federation, and small teams under 50 users who want SSO for free. |
Pros and cons
Slack
Pros
- Most polished chat experience and fastest onboarding
- Huge app ecosystem and Slack Connect for partners
- Clear public prices for Pro and Business+
- Data residency options for teams that need data kept in a region
Cons
- No self-hosting; your messages live in Slack's cloud
- Free plan only shows 90 days of history
- Enterprise+ costs $45/user/month billed annually and is bought through sales
Rocket.Chat
Pros
- Starter includes SSO and LDAP free for up to 50 users
- Matrix and XMPP federation on Government and Defense plans
- Can be self-hosted or run as a dedicated cloud by the vendor
- Defense plan lists Iron Bank and DoD authorization up to IL6
Cons
- No public prices for any paid plan
- Air-gapped support is paid only
- Several listed security features are marked as planned for 2026
Sarah Chen