Watermark PDF Online

Add a diagonal text watermark to every page of your PDF. Perfect for drafts, samples, and confidential documents.

How to Watermark a PDF Online

Upload your PDF, type your watermark text, adjust the opacity, and click Add Watermark. The watermark appears diagonally on every page.

Why Add a Watermark?

  • Mark confidential or draft documents
  • Brand your PDF reports and proposals
  • Deter unauthorized redistribution of your content