Watermark PDF
Stamp text across your pages. Choose size, angle, colour and opacity.
In browser
Drop PDF files here
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Stamp text across your pages. Choose size, angle, colour and opacity. Your files are processed right here in your browser, so they are never uploaded to a server.
How to use Watermark PDF
- Choose or drop your PDF files into the box above.
- Check the options on the right. The defaults work for most files.
- Press the button to run Watermark PDF and download the result.
Questions, answered
Is Watermark PDF free?
Yes. Watermark PDF is free to use and you don’t need an account.
Are my files uploaded?
No. This tool runs entirely in your browser, so your files never leave your device.
Does it work on my phone?
Yes. It works in any modern browser on Android, iPhone, tablets and computers. Very large files are faster on a computer.