Sign Documents.
Verify Forever.

The only signing platform that stores proof on the blockchain. Your documents are tamper-proof, publicly verifiable, and legally binding.

How It Works

1

Upload

Upload your PDF document and add the signers

2

Sign

Each signer receives a link to review and sign

3

Seal

Once all parties sign, the proof is stored on blockchain

4

Verify

Anyone can verify the document anytime via QR code or link

Why Blockchain Verification?

Tamper-Proof

Once stored on the blockchain, the record cannot be altered by anyone — not even us.

Publicly Verifiable

Anyone can verify a document's authenticity — no account needed, no software required.

Permanent Record

Blockchain records exist forever. Your proof of signing never expires or disappears.

Simple Pricing

Free

$0/month

  • 3 documents / month
  • Up to 3 signers each
  • Blockchain verification
  • Email notifications
Get Started
Popular

Basic

$9/month

  • 30 documents / month
  • Up to 10 signers each
  • Blockchain verification
  • Custom branding
  • Priority support

Pro

$29/month

  • Unlimited documents
  • Unlimited signers
  • Blockchain verification
  • API access
  • Team accounts