Form & Survey Builders · reliability comparison
123FormBuilder vs Formstack Forms: which is more reliable? (2026)
123FormBuilder is more reliable than Formstack Forms, scoring 98.4 vs 90.6 out of 100. Over the last 90 days 123FormBuilder reported 1 incident and Formstack Forms reported 4, with effective uptime of 100% and 99.93% respectively. 123FormBuilder resolves incidents faster on average (<1m).
Data updated Nov 1, 2026 · How we score
VS
| Metric | 123FormBuilder | Formstack Forms |
|---|---|---|
| Reliability score | 98.4 | 90.6 |
| Rank (form & survey builders) | #6 | #9 |
| Uptime (90 days) | 100% | 99.93% |
| Incidents (90 days) | 1 | 4 |
| Partial / major outages | 1 | 2 |
| Avg time to resolve | <1m | 1h 34m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where 123FormBuilder and Formstack Forms differ
- Formstack Forms reported 4× as many incidents as 123FormBuilder over the last 90 days (4 vs 1).
- Formstack Forms had 2 partial or major outages, compared with 1 for 123FormBuilder.
- 123FormBuilder fixes problems faster: <1m on average, against 1h 34m for Formstack Forms (Infinity× quicker).
90-day uptime
123FormBuilder
Formstack Forms
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent 123FormBuilder incidents
- Partial outageOct 7, 2026 · resolved in <1m
Recent Formstack Forms incidents
- Degraded performanceSep 17, 2026 · resolved in 4h 27m
Formstack Forms: Phone Number Field
Affected: Main Application
- Partial outageAug 25, 2026 · resolved in 20m
Affected: Email System (SendGrid)
- Degraded performanceAug 17, 2026 · resolved in 1h 8m
Formstack Forms: Confirmation Email Delivery Issues
Affected: Email System (SendGrid)
- Major outageAug 14, 2026 · resolved in 20m
Formstack Forms: Application Unavailable
Affected: Main Application
Other form & survey builders to consider
- Cognito Forms · #1 · 100% uptime
- Google Forms · #2 · 100% uptime
- Jotform · #3 · 100% uptime
- Paperform · #4 · 100% uptime