OpenSign vs ZapSign
| OpenSign | ZapSign | |
|---|---|---|
| Free plan | Yes | |
| Paid from | Free | |
| Platforms | api, Linux, macOS, self-hosted, Web, Windows | api |
| Free plan | Yes | Yes |
| Audit trail | Yes | Yes |
| Document templates | Yes | Yes |
| Bulk sending | Yes | Yes |
| API access | Yes | Yes |
| SMS authentication | Yes | Yes |
| Signature order | both | both |
Listed together in Best E-Signature Software