Karatasi
All tools

Sign PDF

Draw your signature once and drop it onto a PDF, with today’s date underneath if you want it. Handy for forms, letters and simple agreements.

How to use Sign PDF

  1. Choose the PDF you want to sign.
  2. Draw your signature in the box with your mouse, trackpad or finger.
  3. Pick which page it goes on, where on the page, and how big.
  4. Select Sign PDF and download the signed file.

Frequently asked questions

Is this a legally binding electronic signature?

It draws an image of your signature onto the page — it doesn’t add cryptographic signing or identity verification. For documents that require a certified digital signature, use a dedicated e-signature service.

Can I sign more than one page?

Yes, choose “Every page” and your signature is placed on each one at the same position.

Can I redo my signature if I don’t like it?

Yes, select Clear above the drawing box and draw it again before signing.

Can I leave out today’s date?

Yes, untick “Add today’s date under the signature” before you sign.