eSign.AI vs SigningHub
eSign.AI
esign.aiSigningHub
signinghub.comSide by side
| Figure | eSign.AI | SigningHub |
|---|---|---|
| Price from | $24.90/mo | — |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| Linux | — | Yes |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 3 | 10 |
| Spec score · Digital Transaction Management Software | 8.8 (#7) | 8.6 (#11) |
| API | The company says its native API can embed contract execution into workflows, and its FAQ says AI agents can orchestrate signing workflows via natural language or API. | SigningHub exposes a REST API using JSON and HTTPS for users, document packages, templates, workflow sharing, status retrieval and downloads. |
| Authentication | The security center lists access codes, SMS and email verification codes, digital identity verification, and authentication as envelope verification methods. | Authentication options include Active Directory, OAuth, SAMLv2, Freja eID, BankID, eID Easy, Office 365 and Salesforce. |
| Headquarters | The about page identifies Hong Kong as the international headquarters and gives the operator as ESIGN HK HOLDING LIMITED. | London, United Kingdom |
| Integrations | The integration center lists Google Login, Microsoft Entra SAML, WhatsApp, Okta, Singpass, iAM Smart, Lark, and Beisen integrations. | Official connector apps are provided for Microsoft SharePoint and Salesforce, with marketplace references to SAP and other connectors. |
Plans
eSign.AI
- Basic$24.90 a month
- ProfessionalPriced on request
- AdvancedPriced on request
SigningHub
- User planPriced on request
- Signature plan — 500 signaturesPriced on request
- Signature plan — 500 signaturesPrice not published
- Signature plan — 1000 signaturesPrice not published
- Signature plan — 1000 signaturesPriced on request
- Signature plan — 2500 signaturesPriced on request
- Signature plan — 2500 signaturesPrice not published
- User plan$16 a month
- Signature plan$399 a year
- Bespoke planPriced on request
In their own words
SigningHub
SigningHub has no write-up on Specifiction yet; its figures are above.