55PDF

Add Watermark to PDF Online

Protect your PDF documents by adding custom text or image watermarks. Control the font, transparency, rotation, and position of your watermark.

FreeNo registration requiredSecureFiles deleted after 1h

How to Add a Watermark to PDF

  1. 1

    Upload your PDF

  2. 2

    Type your watermark text or upload an image

  3. 3

    Customize and download

Features

  • Text or image watermarks
  • Adjustable transparency/opacity
  • Rotation and position control
  • Apply to all pages
  • Custom font, size, and color

Frequently Asked Questions

Can I use an image as a watermark?

Yes. Upload a PNG or JPG image to use as a watermark, or type custom text for a text watermark.

How do I make the watermark semi-transparent?

Use the opacity slider to adjust visibility. 50% opacity gives a subtle, professional effect.

Can I apply the watermark to specific pages only?

Currently the watermark is applied to all pages of the document.

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