Help Desk Software · reliability comparison
HubSpot Service Hub vs Kustomer: which is more reliable? (2026)
HubSpot Service Hub and Kustomer are effectively tied on reliability (96.9 vs 96.7). Over the last 90 days HubSpot Service Hub reported 8 incidents and Kustomer reported 3, with effective uptime of 100% and 99.99% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | HubSpot Service Hub | Kustomer |
|---|---|---|
| Reliability score | 96.9 | 96.7 |
| Rank (help desk platforms) | #2 | #3 |
| Uptime (90 days) | 100% | 99.99% |
| Incidents (90 days) | 8 | 3 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | — | 23m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where HubSpot Service Hub and Kustomer differ
- HubSpot Service Hub reported 2.7× as many incidents as Kustomer over the last 90 days (8 vs 3).
- HubSpot Service Hub's longest incident on record lasted 1d 3h (May 1, 2026); Kustomer's lasted 1d 3h (Jan 27, 2026).
90-day uptime
HubSpot Service Hub
Kustomer
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent HubSpot Service Hub incidents
- InformationalOct 23, 2026 · resolved in 2h 47m
Some HubSpot tools may be unavailable for some users
Affected: CRM, Marketing Tools, Website, Sales Tools, Service Tools, Chat & Automation +5 more
- InformationalOct 2, 2026 · resolved in 1h 53m
HubSpot is experiencing issues
Affected: CRM, Marketing Tools, Chat & Automation
- InformationalSep 23, 2026 · resolved in 13m
- InformationalSep 8, 2026 · resolved in 59m
- InformationalSep 4, 2026 · resolved in 1h 20m
HubSpot is experiencing issues in the EU
Affected: Reports
- InformationalAug 21, 2026 · resolved in 2h 30m
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