Slack vs Rocket.Chat
Side-by-side feature comparison and pricing breakdown.
End-to-End Encryption Slack has no E2EE; Rocket.Chat supports it
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Self-Hosting Option Rocket.Chat can be fully self-hosted
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Message History Slack free plan limited to 90 days
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Third-Party Integrations Slack has a much larger app ecosystem
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Video Conferencing Slack huddles are basic; Rocket.Chat has built-in video
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Omnichannel Support Rocket.Chat combines team chat and customer support
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Federation Rocket.Chat supports cross-org federation
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Pricing
$8.75/mo
Free Open Source
Save 100% — Save $8.75/user/mo by self-hosting (100% savings)
Verdict
Rocket.Chat is a strong pick for teams that want self-hosted chat with omnichannel support and end-to-end encryption. Slack wins on polish and integrations, but at $8.75/user/mo the cost gap is massive.
Best for: Security-conscious teams that need omnichannel customer support alongside internal chat
Last updated: 2026-03-01