Form & Survey Builders · reliability comparison
Fillout vs SurveySparrow: which is more reliable? (2026)
Fillout is more reliable than SurveySparrow, scoring 95.1 vs 90.9 out of 100. Over the last 90 days Fillout reported 4 incidents and SurveySparrow reported 14, with effective uptime of 99.98% and 99.99% respectively. SurveySparrow resolves incidents faster on average (3m).
Data updated Nov 1, 2026 · How we score
| Metric | Fillout | SurveySparrow |
|---|---|---|
| Reliability score | 95.1 | 90.9 |
| Rank (form & survey builders) | #7 | #8 |
| Uptime (90 days) | 99.98% | 99.99% |
| Incidents (90 days) | 4 | 14 |
| Partial / major outages | 1 | 0 |
| Avg time to resolve | 20m | 3m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Fillout and SurveySparrow differ
- SurveySparrow reported 3.5× as many incidents as Fillout over the last 90 days (14 vs 4).
- Fillout had 1 partial or major outage, compared with 0 for SurveySparrow.
- SurveySparrow fixes problems faster: 3m on average, against 20m for Fillout (5.8× quicker).
- Fillout's longest outage on record lasted 1h 14m (May 7, 2026); SurveySparrow's lasted 19m (Jul 26, 2026).
90-day uptime
Fillout
SurveySparrow
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Fillout incidents
- Degraded performanceSep 30, 2026 · resolved in 17m
Issue with custom domains for certain Fillout forms
Affected: Forms (respondent experience)
- Partial outageAug 29, 2026 · resolved in 18m
Investigating issue opening the Zite editor and dashboard
Affected: Forms (respondent experience), Zite App Editor
- Degraded performanceAug 26, 2026 · resolved in 11m
Investigating intermittent outage loading the editor and dashboard
Affected: Form editor, Workspaces, Settings & Admin, Zite App Editor
- Degraded performanceAug 19, 2026 · resolved in 33m
Investigating slowness in the Zite dashboard and login
Affected: Form editor, Workspaces, Settings & Admin, Zite App Editor
Recent SurveySparrow incidents
- Degraded performanceOct 28, 2026 · resolved in 4m
US EAST(North Virginia): API Service Performance Degradation
- Degraded performanceOct 28, 2026 · resolved in 1m
- Degraded performanceOct 27, 2026 · resolved in 3m
- Degraded performanceOct 27, 2026 · resolved in 3m
- Degraded performanceOct 15, 2026 · resolved in 1m
ASIA PACIFIC (Mumbai): Responses & Analytics Service Performance Degradation
- Degraded performanceOct 13, 2026 · resolved in 1m
Other form & survey builders to consider
- Cognito Forms · #1 · 100% uptime
- Google Forms · #2 · 100% uptime
- Jotform · #3 · 100% uptime
- Paperform · #4 · 100% uptime