Watermark PDF

Add a custom text watermark to every page of your PDF

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How to Add a Watermark to a PDF Online

  1. Upload your PDF — drag and drop or click to browse for your file.
  2. Customize your watermark — set the text, font size, color, and opacity for the watermark.
  3. Download watermarked PDF — click Apply Watermark and download the result with watermarks on every page.

Why Use Luleit's PDF Watermark Tool?

Frequently Asked Questions

Can I customize the watermark text?+

Yes. You can enter any text you want, choose from three font sizes (small, medium, large), pick a color (gray, red, or blue), and adjust the opacity from 10% to 50%.

Is my PDF uploaded to a server?+

No. All processing happens locally in your browser using JavaScript. Your file is never sent anywhere.

Is the watermark applied to every page?+

Yes. The watermark is drawn diagonally across the center of every page in your PDF document.