Clicksign API vs OpenSign
| Clicksign API | OpenSign | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | |
| Paid from | Free | |
| Platforms | api, Web | api, Linux, macOS, self-hosted, Web, Windows |
| Free plan | No | Yes |
| Embedded signing | Yes | |
| Identity verification | Yes | |
| Workflow status API | Yes | |
| Signed-file retrieval | Yes | |
| Sandbox environment | Yes | |
| Audit trail | Yes | |
| Document templates | Yes | |
| Bulk sending | Yes | |
| API access | Yes | |
| SMS authentication | Yes | |
| Signature order | both |
Listed together in Best E-Signature SoftwareBest Digital Signature API Software