Use cases
Software Products E-commerce MSPs Schools Development & Marketing DevOps Agencies Help Desk
Company
Internet Status Blog Pricing Log in Get started free

Microsoft Teams vs Slack - Uptime & Outage Comparison

Compare uptime, outage statistics, and incident history between Microsoft Teams and Slack. 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.

Microsoft Teams

Microsoft Teams

Status monitoring since September 2025

Operational

Microsoft Teams Incident Statistics

0
Last 7 days
1
Last 30 days
2
Last 90 days

Recent Microsoft Teams Incidents

Resolved 25 days 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 2 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 3 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...

Slack

Slack

Status monitoring since April 2020

Operational

Slack Incident Statistics

1
Last 7 days
8
Last 30 days
22
Last 90 days

Recent Slack Incidents

Resolved 3 days ago

Trouble uploading files and emojis in Slack

We've identified the trigger, causing slow file and emoji uploads in Slack, and have deployed a fix. At this time, we...

Resolved 9 days ago

Issues affecting file uploads, message edits, channel renames, and channel cr...

We're investigating a new incident.Current impact to end users:  We’re aware of an issue affecting file uploads, mess...

Resolved 12 days ago

EKM customers experiencing issues with channel loading and message delivery

We’re investigating this issue:Current status and actions being taken: We’re seeing renewed, elevated error rates and...

Ready to monitor Microsoft Teams, Slack, and all your dependencies?

14-day free trial · No credit card required · No code required