| Price from | $24.90/mo | $23.33/mo |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| API | Yes | Yes |
| Plans published | 3 | 5 |
| Spec score · Digital Transaction Management Software | 8.9 (#4) | 8.3 (#16) |
| Headquarters | The about page identifies Hong Kong as the international headquarters and gives the operator as ESIGN HK HOLDING LIMITED. | Hong Kong |
| Integrations | The integration center lists Google Login, Microsoft Entra SAML, WhatsApp, Okta, Singpass, iAM Smart, Lark, and Beisen integrations. | The site describes API, SDK, and webhook connections for CRM, HR, procurement, collaboration, and internal systems. |
| Intended users | The company says it serves global enterprises and supports customers across Asia-Pacific, Europe, and the Americas. | The company describes the product for sales, legal, HR, and procurement teams, as well as regulated and cross-border workflows. |
| Support | The site provides a service center, user manual, FAQ, ticket portal, and support email address. | Nota Sign provides a help center with quick-start, sender, signer, management, and CFR Part 11 guides. |