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Slack vs Microsoft Teams
A detailed comparison to help you choose between Slack and Microsoft Teams.
| Feature | Slack | Microsoft Teams |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Free Tier | Yes | Yes |
| Monthly Cost (Solo) | $0 | $0 |
| Target Audience | startups, small-business, enterprise | small-business, enterprise |
| Verified | Yes | Yes |
| Solo-Friendly | Yes | No |
| Open Source | No | No |
| Editorial Rating | 4/5 | 3.7/5 |
| Categories | Communication | Communication |
| Key Features | Channels & threads, Direct messaging, File sharing, Huddles (audio/video), Workflow Builder | Chat & channels, Video conferencing, Office 365 co-authoring, File sharing via SharePoint, Breakout rooms |
| Free Tier Quality | good | good |
Pricing Breakdown
Slack
Free: unlimited users, 90-day history, 1:1 video calls. Pro: $8.75/user/month (unlimited history, group calls). Business+: $12.50/user/month (SAML SSO). Enterprise Grid: custom.
Microsoft Teams
Teams Essentials: $4/user/month. Microsoft 365 Business Basic: $6/user/month (includes Teams). Business Standard: $12.50/user/month. Enterprise E3: $36/user/month.
Integration Overlap
Shared Integrations (1)
Only in Slack (9)
Only in Microsoft Teams (9)
Use Case Fit
Slack
- * Team communication and messaging
- * Cross-functional project coordination
- * Integration hub for developer tools
- * Client communication via Slack Connect
- * Automated notifications and workflows
Microsoft Teams
- * Enterprise team communication
- * Video conferencing and webinars
- * Document collaboration with Office apps
- * Project management with Planner
- * External communication with partners
Slack
Pros
- + Industry-standard for team communication
- + Massive integration ecosystem
- + Excellent search functionality
- + Slack Connect for external collaboration
- + Strong mobile experience
Cons
- - Can be distracting with constant notifications
- - Free tier limits message history
- - Can get expensive for larger teams
Microsoft Teams
Pros
- + Seamless Microsoft 365 integration
- + Enterprise-grade security and compliance
- + Free tier is functional for small teams
- + Excellent video conferencing quality
- + Strong admin controls
Cons
- - Heavy resource usage on desktop
- - Interface can feel cluttered and overwhelming
- - Notification management is confusing
- - Less flexible than Slack for third-party integrations
Editorial Verdict
Slack takes the lead for solo founders — it offers better value and is explicitly solo-friendly. Microsoft Teams may still be the right pick if you need deep Communication features or plan to scale to a larger team.
SaaSLens Editorial Team
Editorial Team