Add PDF Watermark
Stamp text across every page of a PDF.
Drop files here
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Upload a PDF
About PDF watermarks
A watermark is a line of text, such as CONFIDENTIAL or DRAFT, stamped diagonally across every page. Type your own text and download the marked PDF.
It signals the status of a document, discourages casual reuse, and is applied to a copy, so your original file is not changed.
How it works
- 1
Upload your file
- 2
Run the tool
- 3
Download your result
FAQ
The AI Assistant lets you describe an opacity (e.g. "a very light watermark"); this page uses a balanced default.
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