Secure Client-Side Signing
Signing PDF documents digitally has become an essential requirement for students, professionals, businesses and government users. Instead of printing, signing and scanning documents, you can now sign PDFs electronically within seconds.
GKPTool Sign PDF allows you to add legally acceptable electronic signatures to your PDF files directly in your browser without uploading documents to any server.
A digital signature is an electronic form of handwritten signature used to confirm document authenticity. It helps verify identity and prevents document tampering.
You can move the signature anywhere on the page, resize it perfectly, zoom for accuracy and place it exactly where required.
Add different signatures on different pages. Navigate pages easily and sign multiple locations inside a single PDF.
The original PDF layout, formatting and resolution remain unchanged after signing. Signatures are embedded permanently into the file.
All PDF signing operations happen locally in your browser using JavaScript. Your documents are never uploaded, stored or tracked.
Yes, completely free with unlimited usage.
No. All signing happens locally inside your browser.
This tool provides electronic signatures suitable for most document uses.
Yes, multiple signatures are supported.
Yes, optimized for mobile devices.