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Comparisons

Slack vs Microsoft Teams vs Google Chat — Which Wins in 2026?

By James Whitfield · 8 min read · 3+ tools tested Updated May 2026

Your team messaging tool is the backbone of daily communication. Slack, Teams, and Google Chat are the three dominant options — and choosing right depends heavily on your existing software ecosystem.

"Slack for best-in-class experience, Teams for Microsoft 365 users, Google Chat for Google Workspace teams."

🏆 Our Top 3 Picks

Slack
Remote and hybrid teams
Try Slack Free →
Microsoft Teams
Microsoft 365 users and enterprises
Try Teams Free →
Lark
Teams wanting all-in-one at lower cost
Try Lark Free →

All Tools Compared

Tool Pricing Rating Best For
Top Pick Slack
Free / from $8.75/mo ★★★★½ 4.5 Remote and hybrid teams Try Slack Free →
Microsoft Teams
Free / from $6/mo ★★★★ 4.2 Microsoft 365 users and enterprises Try Teams Free →
Lark
Free / from $12/mo ★★★★ 4.3 Teams wanting all-in-one at lower cost Try Lark Free →
Slack

Slack

Top Pick
Communication · Free / from $8.75/mo · ★★★★½ 4.5

The dominant team messaging platform. Channels, threads, huddles, and 2,400+ integrations make it the hub of modern team communication.

✓ Pros

  • Best team messaging UX
  • Huge integration library
  • Great mobile app
  • Huddles for quick calls

✗ Cons

  • Message history limited on free plan
  • Can become noisy
  • Expensive for large teams

Stackmap Verdict

Remote and hybrid teams. The dominant team messaging platform. Channels, threads, huddles, and 2,400+ integrations make it th.

Try Slack Free → Free trial available · No credit card required
Microsoft Teams

Microsoft Teams

Communication · Free / from $6/mo · ★★★★ 4.2

Microsoft's team collaboration platform. Deep integration with Office 365 makes it the default for enterprise and Microsoft-first teams.

✓ Pros

  • Free with Microsoft 365
  • Deep Office integration
  • Good video meetings
  • Strong compliance tools

✗ Cons

  • Clunky UI vs Slack
  • Slow performance
  • Complex for small teams

Stackmap Verdict

Microsoft 365 users and enterprises. Microsoft's team collaboration platform. Deep integration with Office 365 makes it the default for e.

Try Teams Free → Free trial available · No credit card required
Lark

Lark

Collaboration · Free / from $12/mo · ★★★★ 4.3

All-in-one collaboration suite combining messaging, video, docs, sheets, and project management. Strong Slack alternative.

✓ Pros

  • All-in-one platform
  • Generous free plan
  • Built-in docs and sheets
  • Good video meetings

✗ Cons

  • Less polished than Slack
  • Smaller integration ecosystem
  • Less known in Western markets

Stackmap Verdict

Teams wanting all-in-one at lower cost. All-in-one collaboration suite combining messaging, video, docs, sheets, and project management. Str.

Try Lark Free → Free trial available · No credit card required

Frequently Asked Questions

Is Slack better than Microsoft Teams?
Slack has a better UX and stronger third-party integrations. Teams wins for Microsoft 365 integration and is often included in existing subscriptions.
Is Google Chat free?
Yes — Google Chat is included with any Google account and free with Google Workspace subscriptions.
What team chat tool is best for large companies?
Microsoft Teams for large enterprises in the Microsoft ecosystem. Slack Enterprise Grid for organizations prioritizing best-in-class UX.
Can Google Chat replace Slack?
For Google Workspace teams, yes — Google Chat covers most Slack use cases and is already included in your subscription.
What is the cheapest team messaging tool?
Google Chat and Teams free are both effectively free if you're already in those ecosystems. Discord is also free for teams that don't need enterprise features.