Team Chat Apps · reliability comparison
Webex Messaging vs Zulip: which is more reliable? (2026)
Zulip is more reliable than Webex Messaging, scoring 100.0 vs 89.2 out of 100. Over the last 90 days Webex Messaging reported 1 incident and Zulip reported 0, with effective uptime of 100% and 100% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | Webex Messaging | Zulip |
|---|---|---|
| Reliability score | 89.2 | 100.0 |
| Rank (team chat apps) | #9 | #5 |
| Uptime (90 days) | 100% | 100% |
| Incidents (90 days) | 1 | 0 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | — | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Webex Messaging and Zulip differ
- Zulip reported no incidents in the last 90 days, while Webex Messaging reported 1.
90-day uptime
Webex Messaging
Zulip
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Webex Messaging incidents
- Degraded performanceOct 30, 2026 · resolved (duration not published)
Recent Zulip incidents
No incidents reported by Zulip in the last 90 days.
Other team chat apps to consider
- Element · #1 · 100% uptime
- Flock · #2 · 100% uptime
- Mattermost · #3 · 100% uptime
- Twist · #4 · 100% uptime