Clicksign API vs Formstack Sign
| Clicksign API | Formstack Sign | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | — | $250/mo |
| Open source | No | No |
| Platforms | api, Web | api |
| Free plan | No | No |
| Audit trail | — | Yes |
| Bulk sending | — | Yes |
| API access | — | Yes |
Both are listed in Best E-Signature Software. On Specifiction, Clicksign API scores higher on our published basis.