An Adobe Sign API Alternative You Can Start Using Without a Sales Call
Adobe Sign's production API requires an enterprise agreement and a call with sales. eSignature API is live in minutes with a free plan, published credit pricing, and PDF generation included. No procurement process. No minimum seats.
- Trustpilot 4.4/5
- ESIGN Act
- UETA
- eIDAS
- SOC 2 Type II
- HIPAA
*No credit card required · 50 free documents
At a glance
| Adobe Sign | eSignature API | |
|---|---|---|
| API pricing | Not publicly listed — contact sales | Published: 10 credits per signed doc |
| Free plan | 14-day trial only | Yes — 50 docs/month, no watermark |
| PDF generation | No | Yes — built in |
| HIPAA | Enterprise only | Yes — all plans |
| Production API access | Enterprise agreement required | Immediate on free plan |
| Minimum commitment | Annual contract, seat minimum | None |
| Regional endpoints | US, EU (enterprise) | US, EU, Singapore, Australia |
Why developers switch from Adobe Sign
Transparent pricing — no sales call
Adobe Sign's production API pricing is not published. You need to contact sales, go through a procurement process, and commit to an annual enterprise agreement before writing a single line of production code. eSignature API has published pricing and a free production plan from day one.
PDF generation included
Adobe Sign signs documents — it does not generate them. You bring your own PDF, Adobe signs it. eSignature API generates the PDF from a template and collects the signature in one API call, with no secondary tool required.
HIPAA on all plans
Adobe Sign gates HIPAA compliance behind enterprise plans. eSignature API includes SOC 2 Type II and HIPAA certified infrastructure on all plans, with no enterprise upgrade required.
Start in minutes, not weeks
Enterprise agreements, admin consoles, and seat minimums slow down Adobe Sign adoption. eSignature API's free plan is active immediately. Most developers send their first test document within an hour.
Full feature comparison
| Feature | Adobe Sign | eSignature API |
|---|---|---|
| Signing | ||
| Draw signature | Yes | Yes |
| Type signature | Yes | Yes |
| Upload signature | Yes | Yes |
| Sequential signing | Yes | Yes |
| Parallel signing | Yes | Yes |
| Recipient roles | Multiple (enterprise plans) | 5 roles: signer, approver, viewer, form filler, CC |
| Field types | Standard and advanced | 10 field types — all plans |
| Platform | ||
| PDF generation | No | Yes |
| REST API | Yes (production: enterprise only) | Yes — all plans |
| Webhooks | Yes | Yes — all plans |
| Embedded signing | Enterprise plans | Yes — all plans |
| Custom branding | Yes (team and above) | Yes |
| SDKs | REST API + Salesforce, Microsoft native | REST API + Zapier, Make, HubSpot, n8n, Bubble |
| Compliance | ||
| ESIGN Act | Yes | Yes |
| UETA | Yes | Yes |
| eIDAS | Yes (SES, AES, QES on enterprise) | SES |
| SOC 2 Type II | Yes | Yes |
| HIPAA | Enterprise only | Yes — all plans |
| Pricing | ||
| Free production plan | No (14-day trial only) | Yes — 50 docs/month |
| API pricing | Not publicly listed | 10 credits per signed document |
| Minimum commitment | Annual contract | None |
| Regional endpoints | Enterprise (contact sales) | US, EU, Singapore, Australia |
Adobe Sign team plan pricing confirmed from adobe.com/acrobat/business/sign.html, August 2026. Production API pricing is not publicly listed by Adobe — contact adobe.com/acrobat/contact.html for enterprise quotes. Subject to change.
When Adobe Sign is still the right choice
Adobe Sign is one of the most established eSignature platforms globally and remains the right fit in specific situations:
- Deep Adobe and Microsoft ecosystem — if your team works in Adobe Acrobat, Microsoft Word, Salesforce, or Workday daily, Adobe Sign's native integrations remove the need for any custom API work.
- AES and QES compliance — Adobe Sign's enterprise plans support Advanced and Qualified Electronic Signatures for regulated EU markets where SES is not sufficient. eSignature API supports SES only.
- Large enterprise procurement — Adobe is on many Fortune 500 approved vendor lists and government procurement frameworks. If compliance officers require an approved vendor, Adobe Sign may be the only option that clears procurement.
- FedRAMP authorization — Adobe Sign holds FedRAMP authorization for US government use cases. eSignature API does not.
- Transaction volume at scale — for organizations sending millions of documents, Adobe's enterprise agreements can provide pricing structures that scale more favorably than per-document credit models.
Pricing comparison
Adobe Sign does not publicly list API pricing for production use. The prices below are for Adobe Acrobat team plans (the web app), not the standalone API. Production API pricing requires contacting Adobe sales.
Adobe Acrobat team plan pricing (verified August 2026, web app only)
| Plan | Price | Notes |
|---|---|---|
| Acrobat Express for teams | From $11.99/month/user | Basic PDF tools, limited eSign |
| Acrobat Pro for teams | $23.99/month/user | Advanced PDF + eSign tools |
| Acrobat Studio for teams | $29.99/month/user | Pro + AI Assistant, Adobe Express |
| Acrobat Sign (standalone) | Contact sales | Enterprise, unlimited seats |
- All prices require annual commitment. Cancellation within 14 days incurs a fee of up to half the remaining annual commitment.
- Production API access for embedding into applications requires an enterprise agreement — contact sales.
- HIPAA compliance is gated to enterprise plans.
- AES and QES compliance requires enterprise plans.
- SMS delivery, ID verification, and AI Assistant are add-ons with separate costs.
eSignature API pricing
| Plan | Price | Documents |
|---|---|---|
| Free | $0 | 50 documents/month, no watermark, production use |
| Paid | Credit-based | 10 credits per signed document |
Switch from Adobe Sign in 3 steps
Create your free account
Sign up at eSignature API — no credit card, no annual commitment, no sales call. Your free plan is live immediately with 50 real documents per month.
Build your document templates
Recreate your signing workflows in the drag-and-drop editor. Upload existing PDFs or build templates from scratch. Add signature fields, text fields, and recipient routing.
Replace your API calls
Swap your Adobe Sign API calls with eSignature API REST endpoints. The same REST principles apply. Most teams complete the integration in under a day with no enterprise approval process.
Common questions
Is eSignature API a good Adobe Sign alternative for developers?
Can I use Adobe Sign's API without an enterprise contract?
Does eSignature API support the same compliance as Adobe Sign?
Is Adobe Sign the same as Acrobat Sign?
How long does it take to get started with eSignature API vs Adobe Sign?
Does Adobe Sign include PDF generation?
Try eSignature API free today
No sales call. No annual contract. No credit card. 50 free documents per month.