PDF SIGNER
Draw your signature and add it to any PDF instantly. 100% Secure Client-Side Signature Tool.
Upload PDF File
Placement Settings
Draw Signature
Your PDF stays on your device. We process the signature using client-side JavaScript, ensuring total privacy.
Electronic PDF Signatures
In a digital-first world, printing a document just to sign it is a thing of the past. ZapTool's PDF Signer allows you to add your unique handwritten signature to any PDF document in seconds. Our tool is designed for professionals who value both time and security.
High Resolution
Our signature pad captures vector-like paths to ensure your signature looks sharp on the final PDF.
Privacy First
Unlike other cloud signers, we don't upload your PDF. Everything happens right in your browser window.
Frequently Asked Questions
Is the signature legally binding?
Most jurisdictions accept electronic signatures for standard business documents. However, for high-stakes legal or government forms, check your local e-sign laws.
Does it work on smartphones?
Yes! The signature pad is touch-optimized. You can use your finger or a stylus to sign directly on your phone or tablet.
ZapTool Secure-Sign Engine v1.4