KYC & Identity Verification · reliability comparison
iDenfy vs Sumsub: which is more reliable? (2026)
iDenfy is more reliable than Sumsub, scoring 95.7 vs 75.8 out of 100. Over the last 90 days iDenfy reported 2 incidents and Sumsub reported 5, with effective uptime of 99.99% and 99.49% respectively. iDenfy resolves incidents faster on average (1m).
Data updated Nov 1, 2026 · How we score
| Metric | iDenfy | Sumsub |
|---|---|---|
| Reliability score | 95.7 | 75.8 |
| Rank (identity verification providers) | #2 | #10 |
| Uptime (90 days) | 99.99% | 99.49% |
| Incidents (90 days) | 2 | 5 |
| Partial / major outages | 2 | 1 |
| Avg time to resolve | 1m | 15m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where iDenfy and Sumsub differ
- Sumsub reported 2.5× as many incidents as iDenfy over the last 90 days (5 vs 2).
- iDenfy had 2 partial or major outages, compared with 1 for Sumsub.
- iDenfy fixes problems faster: 1m on average, against 15m for Sumsub (13.6× quicker).
90-day uptime
iDenfy
Sumsub
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent iDenfy incidents
- Partial outageSep 28, 2026 · resolved in 1m
Affected: Main API
- Partial outageAug 31, 2026 · resolved in 1m
Affected: Dashboard
Recent Sumsub incidents
- InformationalOct 29, 2026 · resolved in 5h 5m
- Degraded performanceOct 12, 2026 · resolved in 30m
- Degraded performanceOct 2, 2026 · ongoing
Connectivity issues for some users in Vietnam
Affected: MobileSDK, WebSDK
- InformationalSep 15, 2026 · resolved in <1m
- Major outageAug 31, 2026 · resolved in <1m
Other identity verification providers to consider
- Stripe Identity · #1 · 99.99% uptime
- Didit · #3 · 99.95% uptime
- Onfido (Entrust) · #4 · 99.93% uptime
- Veriff · #5 · 99.89% uptime
See the full most reliable kyc & identity verification providers ranking →