Slack vs Microsoft Teams - Uptime & Outage Comparison
Compare uptime, outage statistics, and incident history between Slack and Microsoft Teams. See which service has better reliability.
Note: Each service has different practices when updating its status page. One service may report more incidents due to transparency, not necessarily worse reliability. Compare these stats with context.
Slack
Status monitoring since April 2020
Operational
Slack Incident Statistics
3
Last 7 days
9
Last 30 days
22
Last 90 days
Recent Slack Incidents
Resolved
about 1 hour ago
Some users unable to sign in
Some users in EMEA may be failing to receive 2FA codes via SMS when logging into Slack. We are investigating the trig...
Resolved
5 days ago
Administrators may experience errors in member management.
We're investigating a new incident.Current impact to end users: Some administrators may be experiencing errors managi...
Resolved
6 days ago
Trouble connecting or loading Slack
We're investigating a new incident.Current impact to end users: Some users may be experiencing trouble loading or con...
Microsoft Teams
Status monitoring since September 2025
Operational
Microsoft Teams Incident Statistics
0
Last 7 days
0
Last 30 days
2
Last 90 days
Recent Microsoft Teams Incidents
Resolved
about 1 month ago
Some users are unable to search, chat or call users in Microsoft Teams Free
We're monitoring our fix deployment to ensure it has saturated throughout the entire affected environment before vali...
Resolved
3 months ago
Users may intermittently be unable to join meetings or access Microsoft Teams...
We're continuing to develop our fix aimed at addressing the regression introduced by the offending Windows update aft...
Resolved
4 months ago
Some users may experience issues signing into Microsoft Teams Free on mobile ...
We've identified a recent deployment that's causing some users to experience issues signing into Teams Free on mobile...
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