Web & Product Analytics · reliability comparison
Heap vs Microsoft Clarity: which is more reliable? (2026)
Microsoft Clarity is more reliable than Heap, scoring 80.0 vs 44.8 out of 100. Over the last 90 days Heap reported 12 incidents and Microsoft Clarity reported 0, with effective uptime of 97.81% and 100% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | Heap | Microsoft Clarity |
|---|---|---|
| Reliability score | 44.8 | 80.0 |
| Rank (analytics tools) | #9 | — |
| Uptime (90 days) | 97.81% | 100% |
| Incidents (90 days) | 12 | 0 |
| Partial / major outages | 1 | 0 |
| Avg time to resolve | 9h 15m | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 0/100 |
Where Heap and Microsoft Clarity differ
- Microsoft Clarity reported no incidents in the last 90 days, while Heap reported 12.
- Heap had 1 partial or major outage, compared with 0 for Microsoft Clarity.
90-day uptime
Heap
Microsoft Clarity
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Heap incidents
- Degraded performanceOct 14, 2026 · resolved in 6h 41m
User property data delayed in Heap connect syncs (US customers only)
Affected: App, Heap Connect
- Degraded performanceOct 7, 2026 · resolved in 16h 14m
User property data delayed in Heap connect syncs (US customers only)
Affected: App, Heap Connect
- Partial outageOct 2, 2026 · ongoing
Salesforce integration: data-in not syncingofficial update ↗
Affected: Integrations - Sources
- Degraded performanceSep 23, 2026 · resolved in 2h 40m
Heap Connect Syncs: Possibility Of Stale Data
Affected: Heap Connect
- Degraded performanceSep 22, 2026 · resolved in 15h 52m
Third party integration events latency impacting some customers
Affected: App, Integrations - Sources
- InformationalSep 11, 2026 · resolved in 40m
Affected: Heap Connect
Recent Microsoft Clarity incidents
No incidents reported by Microsoft Clarity in the last 90 days.
Other analytics tools to consider
- Hotjar · #1 · 100% uptime
- Lucky Orange · #2 · 99.98% uptime
- Google Analytics · #3 · 99.89% uptime
- Mixpanel · #4 · 99.84% uptime
See the full most reliable web & product analytics tools ranking →