E-Signature Software · reliability comparison

BoldSign vs Formstack Sign: which is more reliable? (2026)

BoldSign is more reliable than Formstack Sign, scoring 100.0 vs 74.1 out of 100. Over the last 90 days BoldSign reported 0 incidents and Formstack Sign reported 6, with effective uptime of 100% and 99.74% respectively.

Data updated Nov 1, 2026 · How we score

MetricBoldSignFormstack Sign
Reliability score100.074.1
Rank (e-signature tools)#1#8
Uptime (90 days)100%99.74%
Incidents (90 days)06
Partial / major outages01
Avg time to resolve—10h 9m
Outages we detected00
Transparency score100/100100/100

Where BoldSign and Formstack Sign differ

  • BoldSign reported no incidents in the last 90 days, while Formstack Sign reported 6.
  • Formstack Sign had 1 partial or major outage, compared with 0 for BoldSign.

90-day uptime

BoldSign

Aug 4, 2026 – Nov 1, 2026: no incidents
90 days ago100% average daily uptimeToday

Formstack Sign

Aug 4, 2026 – Sep 28, 2026: no incidentsSep 29, 2026: 92.69% uptime, 3 incidents (Partial outage)Sep 30, 2026: 85.94% uptime, 2 incidents (Degraded performance)Oct 1, 2026 – Oct 4, 2026: no incidentsOct 5, 2026: 98.75% uptime, 1 incident (Degraded performance)Oct 6, 2026 – Nov 1, 2026: no incidents
90 days ago99.748% average daily uptimeToday

Recent BoldSign incidents

No incidents reported by BoldSign in the last 90 days.

Full BoldSign reliability report →

Recent Formstack Sign incidents

Full Formstack Sign reliability report →

Other e-signature tools to consider

See the full most reliable e-signature software ranking →