Overview ​

A watermark is a mark placed on a PDF document, typically consisting of semi-transparent text or image elements added to the PDF. By adding a watermark, document source and copyright information can be displayed without disrupting readability.

Benefits of ComPDFKit PDF Watermark SDK

• Copyright Notice: Display document source and copyright information through a watermark to prevent screenshots or unauthorized use.
• Branding: Customize the appearance of the watermark to showcase a brand logo or other predefined content.

Guides for Watermark

• Add Text Watermark

  Create a text watermark with custom content and appearance.

• Add Image Watermark

  Generate an image watermark using a custom image.

• Delete Watermark

  Remove the watermark attached to the PDF document.