Toolwren

Add a Watermark to a PDF

Mark a document as a draft, confidential or your own. The text is placed across every page, as faint or as strong as you like.

Your data stays on your device.

Features

  • Your own text on every page
  • Diagonal or straight
  • Adjustable size, colour and visibility
  • Runs on your device, so the file is never uploaded

How to use Watermark PDF

  1. Choose or drop a PDF.
  2. Type the watermark text.
  3. Adjust size, colour and visibility.
  4. Click Add watermark and download.

Frequently asked questions

Can someone remove the watermark?

A watermark discourages copying but is not a lock. Someone with PDF editing software can remove it.

Can I use my logo as a watermark?

Not yet. This tool adds text watermarks only.

Why are some characters not accepted?

The built-in PDF font covers Latin letters, numbers and common symbols. Other scripts and emoji are not supported.

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