Blueink eSignature API vs Firma.dev
Blueink eSignature API
developer.blueink.comFirma.dev
firma.devSide by side
| Figure | Blueink eSignature API | Firma.dev |
|---|---|---|
| Price from | $90/mo | €100/mo |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Plans published | 7 | 2 |
| Spec score · E-Signature APIs Software | 8.3 (#7) | 7.9 (#14) |
| Spec score · Electronic Signature APIs | 8.2 (#10) | 7.9 (#17) |
| Compliance | Blueink lists SOC 2 Type II, HIPAA, GDPR, FERPA, PCI DSS, and Safe Biopharma among its compliance standards. | The security page lists eIDAS, UK eIDAS, ESIGN and UETA, GDPR, HIPAA-ready infrastructure, SOC 2, and ISO 27001, while stating that Firma.dev's SOC 2 Type II and ISO 27001 certifications are on its roadmap. |
| Free testing | Blueink says API customers can test at no cost with unlimited test envelopes and no time limit; production use requires a subscription. | Every account includes a free testing-mode API key for unlimited tests with real documents; test envelopes are marked as test. |
| Integrations | Blueink lists integrations including Airtable, Dropbox, Gmail, Google Drive, Google Sheets, HubSpot, Salesforce, Slack, and Zapier. | Firma.dev lists 27 integrations across seven categories, including MCP, Claude Code, ChatGPT, Salesforce, n8n, Zapier, Bubble, and WordPress. |
Plans
Blueink eSignature API
- Bronze (annual)$90 a month
- Bronze (monthly)$108 a month
- Silver (annual)$240 a month
- Silver (monthly)$288 a month
- Gold (annual)$480 a month
- Gold (monthly)$579 a month
- EnterprisePriced on request
In their own words
Blueink eSignature API
Blueink eSignature API has no write-up on Specifiction yet; its figures are above.