Slack vs Microsoft Teams
Slack and Microsoft Teams both dominate workplace communication. The right choice depends almost entirely on what software your company already uses.
Slack
Team messaging platform that pioneered the modern workplace chat format — strong integrations and app ecosystem.
Visit SlackMicrosoft Teams
Microsoft's unified communication platform — chat, video, and file collaboration integrated with Microsoft 365.
Visit Microsoft TeamsFeature Comparison
| Feature | Slack | Microsoft Teams |
|---|---|---|
| Microsoft 365 integration | Good (Outlook plugin, SharePoint connector) | Native — deeply embedded in Office suite |
| Free tier | 90-day message history, limited integrations | Generous — unlimited messages, 60-min video calls |
| App/integration ecosystem | Best — 2,500+ integrations | Growing — 700+ apps |
| Video calls | Slack Huddles — lightweight | Teams — full video conferencing, screen share, recordings |
| UX / interface | Cleaner, more intuitive for new users | Complex — more features, steeper learning curve |
Verdict
Microsoft Teams for companies already using Microsoft 365 — the integration value is hard to beat. Slack for startups, tech companies, and teams that rely heavily on third-party tool integrations. If your company uses Outlook and SharePoint daily, Teams is the better fit.
Frequently Asked Questions
What is the difference between Slack and Microsoft Teams?
Slack and Microsoft Teams both dominate workplace communication. The right choice depends almost entirely on what software your company already uses. On the points that matter most: Microsoft 365 integration — Slack: Good (Outlook plugin, SharePoint connector); Microsoft Teams: Native — deeply embedded in Office suite. Free tier — Slack: 90-day message history, limited integrations; Microsoft Teams: Generous — unlimited messages, 60-min video calls. App/integration ecosystem — Slack: Best — 2,500+ integrations; Microsoft Teams: Growing — 700+ apps.
Is Slack better than Microsoft Teams?
Microsoft Teams for companies already using Microsoft 365 — the integration value is hard to beat. Slack for startups, tech companies, and teams that rely heavily on third-party tool integrations. If your company uses Outlook and SharePoint daily, Teams is the better fit.