Side by side
BoldSign vs Document eSign API
Both stand on electronic signature apis. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan AndroidAPIExtension+1
BoldSign combines contract signing, templates, and audit trails with mobile and API options. Review the plan limits and billing display to find the right fit.
Visit BoldSign Free plan APIWeb
Visit Document eSign API The facts
| BoldSign | Document eSign API | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Android, API, Extension, iPhone | API, Web |
| Lowest paid plan | Growth: $5 a month | Document eSign API: $20 a month |
| Plans published | 5 | 1 |
| Maker | BoldSign | Not published |
| Website | boldsign.com | documentesign.com |
| On electronic signature apis | #2 of 27 | #6 of 27 |
BoldSign: what it does well
- Free plan includes 25 envelopes each month
- Templates, bulk sending, and audit trails
- API and SDK workflow support
- Mobile apps and browser extensions
- Essential includes email, chat, and phone support
What to know first
- Essential is limited to one user
- Essential allows only two templates
- Growth provides 50 envelopes per user monthly
Document eSign API: what it does well
Alternatives to BoldSign Alternatives to Document eSign API The whole list

