Sign PDF – free online
Sign a PDF yourself: draw, type or upload your signature and place it anywhere.
How to use Sign PDF
- Open Sign PDF on ToolPlanet AI.
- Choose a PDF from your device, or drag and drop onto the page.
- Draw, type or upload your signature and place it on the page.
- Download a signed PDF.
Frequently asked questions
Is Sign PDF free?
Yes. Sign PDF on ToolPlanet AI is completely free, with no sign-up, no watermark and no limit on downloads.
Are my files uploaded when I use Sign PDF?
No. Sign PDF runs entirely inside your web browser, so your file never leaves your device and is not uploaded to any server.
What do I need to use Sign PDF?
Just a web browser such as Chrome, Edge, Safari or Firefox, on a computer or phone. You start with a PDF and get a signed PDF.
Do I need to install software or create an account?
No. Everything works online in your browser. There is nothing to install and no account to create.
More PDF Security tools
Edit PDF in the same font
Click any text to change it. Prices, names, dates — edits keep the PDF's own font. Add text, boxes and images, then save.
or drop a PDF here · files stay in your browser