How to Sign Contracts Online with Biometrics
A clear, simple walkthrough on reviewing, unlocking, and biometrically executing freelance contracts on SignSenders.
How do you sign a contract online with SignSenders?
To sign a contract online on SignSenders, open the email invitation from the freelancer, enter the 6-digit out-of-band OTP verification code, review the agreement clauses, verify your identity with WebAuthn biometrics (Face ID, Touch ID, or Windows Hello), and confirm your signature. You will immediately receive a cryptographically sealed PDF copy.
- No client app or login required
- Secure out-of-band OTP verification
- WebAuthn Biometric Verification (Face ID / Touch ID / Windows Hello)
- Instant downloadable signed PDF with audit trail
The Signer's Journey: 4 Simple Steps
Designed to take less than 60 seconds from email receipt to completed biometric execution.
Click the Email Invitation
Open the notification email from SignSenders and click "Review & Sign Document".
Enter Your 6-Digit OTP
Type the verification code sent to you by the freelancer via WhatsApp, SMS, or Slack.
Verify with Hardware Biometrics
Authenticate using Face ID, Touch ID, or Windows Hello to cryptographically bind your signature to the document hash.
Confirm & Download PDF
Save the SHA-256 stamped PDF copy complete with cryptographic biometric certificate.
Frequently Asked Questions
Direct, transparent answers about SignSenders contract workflows, verification, and pricing.
Ready to create and sign your next contract?
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