Power your workflows with Sign.com APIs
Add secure eSignatures to your workflow with a simple REST API. From first call to production—without the complexity.
Over 36’934’239 documents signed with us in 2025
The simplest way to bring eSignatures into your product
Our APIs make it easy to automate agreements, collect legally binding signatures, and keep documents moving—all with the reliability of Sign.com. Whether you’re building internal tools or customer-facing workflows, we make integration effortless.
Simple, transparent pricing
Start small, scale when you need to. From $49/month, unused requests carry forward for 12 months.
Starter
- USD 49/month
- 50 signature requests
- $0.98 per signature request
- All features included
Growth
- USD 199/month (Save 20%)
- 250 signature requests
- $0.80 per signature request
- All features included
Scale
- USD 499/month (Save 50%)
- 1,000 signature requests
- $0.50 per signature request
- All features included
Custom branding & embedded signing coming soon
Need more than 1,000 requests / month?
Included in every plan
- REST API
- Webhooks
- Audit trails
- Templates
- Free sandbox
- Auto-reminders
- Multiple signers
- eIDAS compliant
- GDPR compliant
- Legally binding
Everything you need to get started fast
Send documents for signing
Create and send signature requests directly from your system—no manual uploads needed.
Embed signing experiences
Let users sign documents right inside your product with a seamless signing flow.
Track and manage status
Monitor every document from send to sign, with real-time status updates via webhooks.
Automate signer reminders
Set up custom reminders through the API to notify signers when documents are pending.
Start free. Scale when you’re ready.
Test and prototype for free in our sandbox. Move to production with simple, transparent pricing—only pay for what you send.
Reliable. Secure. Ready to scale.
Legally recognized
Don’t worry, your signatures are legally valid according to eIDAS standards.
Document security
Signed contracts are eSealed for tamper-proof trust you can rely on.
Privacy protected
We’re GDPR compliant, so you know your personal information is protected.
Certified trust
With ISO 27001 certification, you can rely on top-notch information security.
Friendly, available support.
Just email: support@sign.com. It’s as easy as that. No need to open a ticket, or pay extra to talk to someone.
Frequently asked questions
If you’re unable to find the answers to your questions, please don’t hesitate to Contact us.
What is an electronic signature?
An electronic signature, or eSignature, is a digital version of a person’s signature. It’s used to verify and authenticate electronic documents like PDFs. Electronic signatures created with Sign.com are legally valid and recognized throughout the European Union and in a growing number of countries around the globe.
Are electronic signatures legal?
Electronic signatures created with Sign.com are valid and legally binding. They were accommodated into European law with the eIDAS regulation, and granted legal status in the USA with the ESIGN Act. As long as signatures are legally obtained and created with intent, they are legally recognized in the entire EU and numerous other countries.
Are electronic signatures secure?
When you create an electronic signature with Sign.com, the entire process is protected with end-to-end TLS encryption. Your documents are fully secure from upload to download and everything in between. You can rest assured that your data is safe, private, and secure.
Can I send documents to other parties to sign?
Absolutely. With Sign.com, you can easily send documents to individuals or multiple parties with the click of a button. And you can track the whole process too, so you’ll know when people receive, open, and sign your documents.
How do I create an electronic signature in a PDF for free?
To electronically sign a PDF, just drag it into the Upload box on this page and follow the simple, step-by-step prompts. You can add an electronic signature field with the click of a button, then sign using your mouse or trackpad. It’s free, easy, and available on any device.
Can I use electronic signatures for my small business?
Sign.com was built for businesses big and small. Our goal is to make it as easy as possible for entrepreneurs and microbusinesses to get the legally binding electronic signatures they need, without technical hassles or legal hoops.
How do I convert my handwritten signature to a digital signature?
You can convert your handwritten signature into a digital signature with our electronic signature tool. After you upload a PDF, simply drag-and-drop a new signature field into your document. This field lets you add your digital signature using your mouse, trackpad, or touchscreen, or you can upload a signature you already have on your device. It’s really that easy.