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Sign PDF — free online tool
Add your handwritten signature to a PDF by drawing it and placing it exactly where you need it. It runs entirely in your browser — your files never leave your device, and it's completely free with no signup.
- Draw your signature in-browser
- Position it precisely
- Free and private — no uploads
How to sign pdf
- 1Upload the PDF you need to sign.
- 2Draw your signature and choose where to place it.
- 3Click Sign PDF and download the signed document.
Frequently asked questions
Is the signature legally usable?
It adds a visible signature image to the document, suitable for most everyday agreements.
Are my documents private?
Yes — signing happens entirely in your browser; nothing is uploaded.
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