COMPARE
Slack vs Microsoft Teams — Korean/Japanese Teams
Slack for startup/engineering; Teams for enterprise/Windows. Teams dominates Japanese enterprise.
Comparison
Slack
Microsoft Teams
Price
Pro $7.25/user
Bundled in M365
App integrations
Thousands
Strong in MS ecosystem
Office fidelity
Basic
Native
JP enterprise adoption
Low
Very high
UX modernity
Best-in-class
Enterprise/conservative
Deep dive
Positioning
Slack is the de facto standard for startups and tech teams — channels, async, thousands of apps. Teams comes bundled with Microsoft 365 and dominates enterprise IT.
Korea/Japan market
Slack is heavy in technical startups. Teams dominates Japanese enterprise; Korean enterprise on M365 adopts Teams by default. When SharePoint/Outlook/Office fidelity is required, Teams is natural.
Price
Slack Pro $7.25/user. Teams comes bundled with M365, effectively cheaper. Already on M365 → Teams is the obvious pick.
Who picks what
- **Tech startup**: Slack - **Enterprise + M365**: Teams - **Doc/spreadsheet-heavy collab**: Teams - **GitHub / PagerDuty / rich app integrations matter**: Slack
Each tool