Watermark PDF

Stamp a watermark across your document

Add Watermark to PDF

Stamp a text watermark diagonally across all pages of your PDF document.

Select PDF file

Max 100MB (Processed locally)

How to Use Watermark PDF

  1. Upload a PDF
  2. Enter your watermark text
  3. Apply watermark
  4. Download the stamped document

Key Features

  • No Servers Involved - Fully secure, runs entirely on your device
  • Diagonal Stamping - Automatically measures and stamps text diagonally to cover the page

Frequently Asked Questions

Can I add an image watermark?

Currently, this tool supports large diagonal text watermarks only.

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