PDF Signer

Add your signature to a PDF. It all happens in your browser: the PDF never leaves your computer.

Open a PDF

Choose a PDF or drop one here Nothing is uploaded; the file is read on your own computer.

Signatures

Make a signature, choose it, then place it on the page.

Remember my signatures in this browser

Marks

Ink

Tick or cross a box, or draw a line or shape on the page.

Open another

Draw your signature

Tool Pen Eraser Line Rectangle Ellipse

Ink colour Black Blue Red

Type your signature

Text

Style Ink

Upload a picture of your signature

Image Make white paper transparent

Adds a visible signature; it is not a cryptographic digital signature. The original PDF is kept intact inside the signed copy. Source and a PHP version, with its class reference.