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Sign PDF

Draw your signature, then click on a page to place it. Adjust size and which page to sign.

Drop a PDF here
or click to browse - files stay on your device
Max file size: 100 MB

About this tool

Draw your signature on a canvas and place it anywhere on a PDF. Useful for contracts, forms and approvals.

Features

  • Draw with mouse, finger or stylus
  • Drag the signature to position it
  • Adjustable size
  • PNG signature embedded into the PDF

How to use it

  1. Upload a PDF.
  2. Draw your signature.
  3. Drag it onto the page and download.
🔒 100% private

Everything happens inside your browser using JavaScript and WebAssembly. Your files are never uploaded to a server, never stored, and never seen by us.

Frequently asked questions

Is this legally binding?

It produces a visual signature. Legal validity depends on your jurisdiction; for high-stakes contracts use a certified e-sign service.