Slack vs Microsoft Teams
Updated June 2026 · A structured head-to-head comparison.
Chat and meetings inside Microsoft 365.
The verdict
Choose Slack for the best chat UX and integration library, ideal for startups and tech teams. Choose Microsoft Teams if you already pay for Microsoft 365 — it bundles chat, meetings, and files at effectively no extra cost. The deciding factor is usually your existing stack.
Slack vs Microsoft Teams: side by side
| Dimension | Slack | Microsoft Teams |
|---|---|---|
| Bundled cost | Standalone | In Microsoft 365Winner |
| Chat UX | Best-in-classWinner | Good |
| Integrations | Largest libraryWinner | Strong (MS ecosystem) |
| Meetings | Huddles | Full meetingsWinner |
Slack key facts
- Vendor
- Salesforce
- Pricing
- Freemium — Free – $8.25/user/mo
- Free tier
- Yes
- Platforms
- Web, Mac, Windows, Ios, Android, Api
- Best for
- Startups, Smb, Tech Teams
- Editor rating
- 4.5 / 5
- Founded
- 2013
- Headquarters
- San Francisco, CA, USA
Microsoft Teams key facts
- Vendor
- Microsoft
- Pricing
- Freemium — Free – $4/user/mo
- Free tier
- Yes
- Platforms
- Web, Mac, Windows, Ios, Android
- Best for
- Enterprise, Microsoft 365 Users
- Editor rating
- 4.3 / 5
- Founded
- 2017
- Headquarters
- Redmond, WA, USA