Add Your Signature to a PDF for Free
Draw a signature and place it on a PDF for free. Select the target page and adjust the signature’s width and position before downloading the finished document.
Arrange your pages
Use the arrows to move pages, rotate them, or remove what you don’t need.
All sorted.
Download PDF ↓How to use this free Sign PDF tool
- Choose the PDF and enter the page number for your signature.
- Draw in the signature pad and set its position and width.
- Create the PDF and confirm that the signature appears in the intended place.
What to know before you start
Your original file stays unchanged. Choose an unlocked PDF. Keep total input under 50 MB and output under 300 pages. Image-rendering tools have an 80-page limit and additional memory limits.
Check the downloaded result before sharing it. PDF changes can affect forms, annotations, links, bookmarks, or existing digital signatures.
Frequently asked questions
Is Sign PDF free to use?
Yes. This PDFSwan tool is free, with no payment or signup required. File and page limits apply. Create a free account only if you want to save custom workflows.
Is this a certificate-based digital signature?
No. This tool places a drawn signature image on the page. It does not create a cryptographic certificate signature, verify identity, or send signature requests.