Team Chat Apps · reliability comparison
Mattermost vs Ryver: which is more reliable? (2026)
Mattermost and Ryver are effectively tied on reliability (100.0 vs 99.6). Over the last 90 days Mattermost reported 0 incidents and Ryver reported 1, with effective uptime of 100% and 100% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | Mattermost | Ryver |
|---|---|---|
| Reliability score | 100.0 | 99.6 |
| Rank (team chat apps) | #3 | #7 |
| Uptime (90 days) | 100% | 100% |
| Incidents (90 days) | 0 | 1 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | — | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Mattermost and Ryver differ
- Mattermost reported no incidents in the last 90 days, while Ryver reported 1.
- Mattermost's longest incident on record lasted 21h 40m (Feb 26, 2026); Ryver's lasted 19h 35m (Oct 21, 2026).
90-day uptime
Mattermost
Ryver
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Mattermost incidents
No incidents reported by Mattermost in the last 90 days.
Recent Ryver incidents
- InformationalOct 21, 2026 · resolved in 19h 35m
File Upload support has been deactivated due to a security vulnerability in PHP.
Affected: Chat Server, API, Signup Site, Ryver.com Website
Other team chat apps to consider
- Element · #1 · 100% uptime
- Flock · #2 · 100% uptime
- Rocket.Chat · #4 · 100% uptime
- Twist · #5 · 100% uptime