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Developer ToolsAdd Watermark to PDF
Stamp a text watermark such as CONFIDENTIAL or DRAFT across every page of your PDF.
Free
No signup
Files stay on your device
Select a PDF file
or drop it here
English letters, numbers and common symbols only.
How to use Watermark PDF
- Select your PDF.
- Type the watermark text and set size, angle and opacity.
- Click Add watermark and download the file.
About Watermark PDF
Watermark PDF stamps text such as CONFIDENTIAL or DRAFT across every page. Choose a diagonal or straight watermark and make it light enough to read the page behind it.
Frequently asked questions
Can I use any language?
The standard font supports English letters, numbers and common symbols.
Can the watermark be removed later?
It is drawn on the page, so keep your original file if you may need a clean copy.
Is this tool free?
Watermark PDF is free to use. There is no signup and no watermark.
Are my files safe?
Everything runs inside your browser, so your files stay on your device and are never uploaded.
Last updated: · How we write and test