Team Chat Apps · reliability comparison
Discord vs Slack: which is more reliable? (2026)
Discord is more reliable than Slack, scoring 62.0 vs 41.6 out of 100. Over the last 90 days Discord reported 19 incidents and Slack reported 8, with effective uptime of 99.40% and 97.89% respectively. Discord resolves incidents faster on average (1h 34m).
Data updated Nov 1, 2026 · How we score
| Metric | Discord | Slack |
|---|---|---|
| Reliability score | 62.0 | 41.6 |
| Rank (team chat apps) | #10 | #11 |
| Uptime (90 days) | 99.40% | 97.89% |
| Incidents (90 days) | 19 | 8 |
| Partial / major outages | 14 | 4 |
| Avg time to resolve | 1h 34m | 15h 28m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Discord and Slack differ
- Discord reported 2.4× as many incidents as Slack over the last 90 days (19 vs 8).
- Discord had 14 partial or major outages, compared with 4 for Slack.
- Discord fixes problems faster: 1h 34m on average, against 15h 28m for Slack (9.9× quicker).
- Discord's longest outage on record lasted 6h 17m (Oct 31, 2026); Slack's lasted 3d (Aug 13, 2026).
90-day uptime
Discord
Slack
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Discord incidents
- Partial outageOct 31, 2026 · resolved in 6h 17m
- Partial outageOct 30, 2026 · resolved in 55m
- Degraded performanceOct 1, 2026 · resolved in 1h 5m
Affected: API, Media Proxy
- Partial outageSep 24, 2026 · resolved in 1h 24m
Age group status mismatch across devices
Affected: Android
- Partial outageSep 17, 2026 · resolved in 2h 21m
- Partial outageSep 16, 2026 · resolved in 1h 2m
Recent Slack incidents
- Degraded performanceOct 22, 2026 · resolved (duration not published)
- Degraded performanceOct 14, 2026 · resolved in 6m
- Degraded performanceOct 9, 2026 · resolved (duration not published)
Incident: Slack for iOS closing unexpectedly when opening channels
- Partial outageOct 1, 2026 · resolved in 6h 20m
Incident: Free Plan Customers Are Experiencing Message Failures
- Partial outageSep 12, 2026 · resolved in 8h 56m
Incident: Some customers experiencing blurry image previews and download issues
- Degraded performanceSep 10, 2026 · resolved in 2h 40m
Incident: Trouble loading Workspace-level Apps & Workflows settings page is returning blank pages
Other team chat apps to consider
- Element · #1 · 100% uptime
- Flock · #2 · 100% uptime
- Mattermost · #3 · 100% uptime
- Twist · #4 · 100% uptime