✍️ Professional E-Sign

Sign PDF

Apply your signature to any PDF document securely. Browser-based signing ensures your private documents stay under your control.

Step 1: Upload PDF
Step 4: Preview & Download

Provide your signature and position it to see the result.

Visually Custom Position Signatures on PDFs

A fast, free, and secure way to digitally sign a PDF document. By combining your browser's local computational power with modern canvas interfaces, you can sign NDAs, invoices, or legal documents seamlessly without giving away your private data.

Interactive Drag & Drop Positioning

Gone are the days of guessing where your signature will land. Our tool renders a high-quality preview of your PDF right in the browser. You can physically grab your drawn signature, typed text, or company seal and precisely drag it to any line or dotted area before applying the permanent stamp.

Zero Trust Architecture

Other signature solutions upload your extremely confidential contracts to external endpoints where you have zero control. Sign PDF executes processing purely in the client's memory. When you reload the page, all sensitive signature paths and documents instantly vanish.

Frequently Asked Questions

Are these electronic signatures legally binding?

In many jurisdictions across the US (ESIGN Act) and globally, a drawn electronic signature is legally binding identical to pen and paper. Check local laws for critical legal paperwork.

Can I physically drag and align the signature?

Yes! Step 3 provides a visual preview of your document. Use your mouse or finger to drag the signature box exactly to the signing line before clicking "Apply".

Will my signature upload to your server?

No, your drawn signature and your document never leave your specific device.