BoldSign vs emSigner API
BoldSign
boldsign.comemSigner API
emsigner.comSide by side
| Figure | BoldSign | emSigner API |
|---|---|---|
| Price from | $5/mo | — |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | — | — |
| Web | — | Yes |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 5 | 3 |
| Spec score · Digital Signature API Software | 9.3 (#1) | 8.4 (#9) |
| Founded | 2021 | 2008 |
| Headquarters | Morrisville, North Carolina, USA | Bengaluru, Karnataka, India |
| Available Integrations | Listed integrations include Salesforce, HubSpot, OneDrive, Power Automate, Zapier, and Xero. | The maker names Salesforce and SAP connectors and describes using outbound REST calls from CRM or ERP systems. |
Plans
BoldSign
- EssentialFree
- Growth$5 a month
- Business$25 a month
- Premium$138 a month
- Enterprise API$0.75, paid once
emSigner API
- Professional API envelope plan$0.99, paid once
- Essential$1, paid once
- ProfessionalPriced on request
In their own words
BoldSign
BoldSign is an electronic signature service for sending, signing, and managing documents. It offers templates, bulk sending, audit trails, SMS authentication, and signature ordering, along with APIs and SDKs for embedding signing workflows in applications. Android and iOS apps support mobile signing, and Chrome and Edge extensions are available. The free Essential plan includes 25 envelopes per month, two templates, and one user. A 30-day free trial does not require a credit card; paid plans start at $5/user/mo (annual). Team collaboration, roles, custom permissions, and single sign-on are included in Business and higher plans. Listed integrations include Salesforce, HubSpot, OneDrive, Power Automate, Zapier, and Xero. BoldSign states that it uses AES-256 encryption and complies with SOC 2, GDPR, HIPAA, and PCI DSS. It describes its signatures as legally enforceable under the ESIGN Act, eIDAS, and global laws. Essential support includes email, chat, and phone.
emSigner API
emSigner API has no write-up on Specifiction yet; its figures are above.