AIEIO PDF

Sign PDF

Draw, type or upload a signature and place it.

🔒 100% private - this tool runs in your browser and never uploads your file.

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Add your signature to a PDF. Draw it, type your name, or upload an image, then drag it onto the page and resize.

How to sign pdf

  1. Drop the PDF you need to sign.
  2. Create your signature - draw, type, or upload an image.
  3. Drag it onto the right spot, resize, then click Sign PDF.

Frequently asked

Is this a legal digital signature?
It adds a visible signature image to the page (like signing with a pen). It is not a cryptographic certificate signature.
Is my document private?
Yes - signing happens entirely in your browser.

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