Skip to content

Sign PDF

Add your handwritten or uploaded signature to a PDF, right in your browser.

100% Free
All tools are free to use
Instant Process
Get results in seconds
Browser-Based
Files never leave your device
Privacy First
No uploads, 100% safe

About Sign PDF

Sign a PDF without printing or scanning. Draw your signature with a mouse or finger, or upload a signature image, then place it on any page in the corner or center at the size you want. The signed PDF is generated locally — your document never leaves your device.

How to use

  1. 1

    Upload the PDF you need to sign.

  2. 2

    Draw your signature or upload a signature image.

  3. 3

    Choose the page, position and size.

  4. 4

    Click 'Sign & Download' to save the signed PDF.

Tip: All processing is performed locally in your browser with zero loss in quality and no upload limits.

Frequently Asked Questions

It adds a visible signature image to your PDF, which is fine for many everyday documents. For legally regulated workflows, use a certified e-signature service that provides an audit trail.

All processing happens locally in your browser. Your files are never uploaded anywhere.