Help Desk Software · reliability comparison
Kustomer vs Zoho Desk: which is more reliable? (2026)
Zoho Desk is more reliable than Kustomer, scoring 100.0 vs 96.7 out of 100. Over the last 90 days Kustomer reported 3 incidents and Zoho Desk reported 0, with effective uptime of 99.99% and 100% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | Kustomer | Zoho Desk |
|---|---|---|
| Reliability score | 96.7 | 100.0 |
| Rank (help desk platforms) | #2 | — |
| Uptime (90 days) | 99.99% | 100% |
| Incidents (90 days) | 3 | 0 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | 23m | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Kustomer and Zoho Desk differ
- Zoho Desk reported no incidents in the last 90 days, while Kustomer reported 3.
90-day uptime
Kustomer
Zoho Desk
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Kustomer incidents
- Degraded performanceSep 9, 2026 · resolved in 27m
[Kustomer Voice] Unable to Dial Outbound Calls - All PRODS
Affected: Kustomer Voice
- Degraded performanceSep 8, 2026 · resolved in 16m
kustomer.help Default Domain – Visibility Issue – ALL PRODs
Affected: CSAT, CSAT, CSAT, Knowledge base, Knowledge base, Knowledge base
- Degraded performanceAug 25, 2026 · resolved in 26m
Reported Third Party Event - [PubNub]
Affected: Channel - Chat, Notifications, Tracking, PubNub, Web Client
Recent Zoho Desk incidents
No incidents reported by Zoho Desk in the last 90 days.
Other help desk platforms to consider
- Hiver · #1 · 99.99% uptime
- HubSpot Service Hub · #3 · 100% uptime
- Tidio · #4 · 99.98% uptime
- HappyFox · #5 · 100% uptime