Add Signature to PDF
Sign a PDF with your handwritten signature.
Sign PDF documents with a drawn signature. Sketch your signature with mouse, stylus or finger, place it on the page, and download the signed PDF — all locally in your browser.
How to use
01
Select a PDF
Choose the PDF you need to sign.
02
Draw your signature
Sketch your signature in the drawing box with your mouse, stylus or finger.
03
Place it
Choose the page and position for the signature.
04
Sign and download
Click SIGN, then download the signed document.
Features
Handwritten signaturesDraw with your own hand — no typed substitute.
Touch and stylus supportSign naturally on tablets and phones.
Transparent placementSignature blends over the page like real ink.
PrivateSigning happens locally in your browser.
Privacy & security
Your signature is drawn and embedded locally. Neither the PDF nor the signature is uploaded.
Limitations
- This produces a scanned-style image signature, not a certified digital signature with a certificate.
- For legally binding e-signatures with audit trails, use a certified e-signature service.
Frequently asked questions
It adds a visual signature image. Formal digital-signature certificates are not included.
Yes — touch input works on phones and tablets.
Yes, use the clear button and draw again before signing.
Yes — free, no account, no watermark.