Free online pdf tool

Stamp your documents with a custom watermark (e.g. 'CONFIDENTIAL' or 'DRAFT'). Adjust text, size, opacity, and rotation. Processed entirely locally for maximum privacy.

PDF Watermarker

Stamp a custom text watermark on all pages of your PDF document.

Upload PDF to Watermark

Processed 100% locally in your browser.

Stamp PDF

Add a 45-degree angled text watermark across all pages in the PDF document.

How to use the PDF Watermarker

Add a custom text watermark to all pages of your PDF. Yuitility keeps the workflow fast and focused, so you can complete the job without creating an account.

  1. 1Choose or drag in the file you want to work with.
  2. 2Set the options that match your output.
  3. 3Preview, copy, or download the finished result directly from your browser.

PDF Watermarker FAQ

Is the PDF Watermarker free to use?

Yes. Yuitility provides the PDF Watermarker as a free browser-based tool with no account required.

Does the PDF Watermarker upload my data?

Your inputs are handled in your browser for the tool experience. Files and data are not sent to a Yuitility processing server.

How do I use the PDF Watermarker?

Open the tool, follow the on-screen controls, and use the live result or download action when it is ready.

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