Sign PDF
Draw your signature with a mouse or finger, type it, or upload a PNG of your real signature — then stamp it onto the document in any corner.
Drop a file here or choose from device
Accepted: PDF · up to 50MBRecent files
Prefer a visual editor?
Open in PDF Editor
Open the file in the full PDF editor — drag pages, add text, shapes, signatures and more.
Processing your file…
This stays on your device — nothing is uploaded.
How it works
How to sign pdf
Upload the PDF to sign.
Draw, type or upload your signature.
Choose the position and download the signed file.
FAQ
Sign PDF — frequently asked
Yes. Sign PDF is free to use with no account required, no watermarks on your output and no hidden limits.
No. Sign PDF runs entirely in your browser — your file never leaves your device.
Sign PDF accepts PDF files.
Yes — the whole workspace is fully responsive and works the same way on mobile browsers.