Create a signature with the draw pad, a typed font, or a transparent PNG, then place and resize it on the page you choose. The signature is embedded as an image — this is a visual signature, not a cryptographic one.
Sign a PDF
Draw, type, or upload a signature and stamp it onto the document.
Sign a PDF: Draw, type, or upload a signature and stamp it onto the document. Add your file to the tool above, apply it, and download the result — free, in any browser, with no sign-up.
- 100% free — no sign-up
- Files processed privately
- Fast — no upload wait
- No file-count limit
About this tool
How to use Sign PDF
1. Add your file
Drop your file onto the Sign PDF workspace above, or click to browse for it.2. Choose the options
Adjust the settings for sign pdf — the defaults work for most files.3. Download the result
The result is generated in your browser — nothing is uploaded. Click Download to save it.
Frequently asked questions
Is Sign PDF free to use?
Yes. Sign PDF is completely free with no watermark, no account, and no file-count limit.
Are my files uploaded to a server?
No. Processing happens in your browser using WebAssembly and the Canvas API. Your documents never leave your device.
Which browsers are supported?
Any modern browser — Chrome, Edge, Firefox, or Safari. No extension or desktop app is required.
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