E-Signature Software · reliability comparison
Adobe Acrobat Sign vs SignNow: which is more reliable? (2026)
SignNow is more reliable than Adobe Acrobat Sign, scoring 98.9 vs 61.6 out of 100. Over the last 90 days Adobe Acrobat Sign reported 16 incidents and SignNow reported 1, with effective uptime of 99.28% and 99.99% respectively. SignNow resolves incidents faster on average (8m).
Data updated Nov 1, 2026 · How we score
VS
| Metric | Adobe Acrobat Sign | SignNow |
|---|---|---|
| Reliability score | 61.6 | 98.9 |
| Rank (e-signature tools) | #10 | #5 |
| Uptime (90 days) | 99.28% | 99.99% |
| Incidents (90 days) | 16 | 1 |
| Partial / major outages | 2 | 0 |
| Avg time to resolve | 4h | 8m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Adobe Acrobat Sign and SignNow differ
- Adobe Acrobat Sign reported 16× as many incidents as SignNow over the last 90 days (16 vs 1).
- Adobe Acrobat Sign had 2 partial or major outages, compared with 0 for SignNow.
- SignNow fixes problems faster: 8m on average, against 4h for Adobe Acrobat Sign (29.3× quicker).
- Adobe Acrobat Sign's longest outage on record lasted 1d 4h (Sep 17, 2026); SignNow's lasted 5h 9m (Mar 11, 2026).
90-day uptime
Adobe Acrobat Sign
SignNow
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Adobe Acrobat Sign incidents
- Degraded performanceNov 1, 2026 · resolved in 28m
- Degraded performanceOct 27, 2026 · resolved (duration not published)
- Degraded performanceOct 27, 2026 · resolved in 12m
- Degraded performanceOct 27, 2026 · resolved in 3h 24m
- Degraded performanceOct 25, 2026 · resolved in 1m
- Degraded performanceOct 21, 2026 · resolved in <1m
Recent SignNow incidents
- Degraded performanceSep 4, 2026 · resolved in 8m
University SignNow Unavailable
Affected: Web