Sign PDF
Draw, type or upload your signature and place it on any page.
- 100% private Files stay on your device
- Free No sign-up or watermark
- Fast Results in seconds
How to use Sign PDF
- Choose the PDF to sign.
- Draw, type or upload your signature.
- Click on the page to place it, then drag and resize.
- Click Sign & download.
Why use PDFFlow Sign PDF
Three ways to sign
Draw with your mouse or finger, type your name, or upload an image.
Place precisely
Drag the signature anywhere on any page and resize it.
Stays private
Your signature and document never leave your device.
Frequently asked questions
How do I sign a PDF for free?
Upload the PDF, draw, type or upload your signature, place it on the page and download the signed PDF. Signing is free with no account.
Is this a legally binding signature?
This adds a visual electronic signature, which is accepted for many everyday agreements. Some contracts require a certificate-based digital signature; check what your recipient needs.
Can I sign multiple places?
Yes. Place the signature, click Add another, and place it again on the same or a different page.
Are my files uploaded to a server?
No. PDFFlow processes your files entirely inside your browser using JavaScript. Nothing is uploaded, stored or seen by anyone else, and the result is created on your own device.
Is this tool free?
Yes. Every PDFFlow tool is free to use with no sign-up, no watermark added to your files and no daily task limit.