How to Sign a Document for Free

Steps

1. 1

   No sign-up required — use email OTP verification

2. 2

   Or create a free account for an API key

3. 3

   Send up to 5 documents per month at no cost

4. 4

   Full signing ceremony with SHA-256 certificate

5. 5

   Upgrade to Pro ($9/mo) when you need more

Try it with curl

curl -X POST https://signb.ee/api/send \
  -H "Content-Type: application/json" \
  -d '{
    "content": "# Your Document\n\nContent here...",
    "senderName": "Your Name",
    "senderEmail": "you@email.com",
    "recipientName": "Recipient",
    "recipientEmail": "recipient@email.com"
  }'

Legal validity

Electronic signatures are legally binding under the ESIGN Act (US), eIDAS Regulation (EU), and Electronic Communications Act (UK). Every Signbee document includes a SHA-256 tamper-proof certificate.