PDF
Sign PDF
Draw or upload your signature, embed it in a PDF.
Runs in your browser
Private
Free forever
How to use
Upload your PDF
Drag and drop the PDF you want to sign, or click to browse.
Create your signature
Switch to the "Draw" tab and sign with your mouse or touch screen, or switch to "Upload" and pick a PNG/JPG of your signature.
Set position and pages
Pick a position on the 9-point grid, set the signature width, and choose which pages to sign.
Sign & download
Click "Sign & download". The signed PDF is built in your browser and saved locally.
Frequently Asked Questions
- Is Sign PDF free to use?
- Yes, Sign PDF is completely free. No account, no signup, and no payment is ever required.
- Does Sign PDF send my data to a server?
- No. Sign PDF runs entirely in your browser. Your data is never uploaded to any server — all processing happens locally on your device.