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PDF Watermark Tool - Add Text Watermarks Online

Add professional text watermarks to all PDF pages online instantly with our PDF Watermark Tool. Protect documents, add branding, or mark confidentiality status with semi-transparent watermarks—applied automatically across your entire document. No uploads, no risk, and free to use.

Document Stamper

Protect your copyright with customizable watermarks

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About This Tool

Learn what makes this tool special

Advanced PDF watermarking tool for adding professional text stamps to your documents. Automatically applies semi-transparent watermarks to every page for document protection and branding. Perfect for marking documents as confidential, draft, or approved. Supports custom watermark text with professional 45-degree angle presentation.

Key Features

What makes this tool special

  • Add professional text watermarks to all PDF pages
  • Semi-transparent, angled watermark styling
  • No uploads or risk—browser-based
  • Protects documents and adds branding
  • Instantly applies to every page

Quick Guide

Master this tool in seconds

  1. 1
    Upload your PDF.
  2. 2
    Enter the watermark text (e.g., "CONFIDENTIAL").
  3. 3
    Click "Add Watermark" to apply.
  4. 4
    Download your watermarked PDF.

Common Questions

Everything you need to know

Q.Can I customize watermark appearance?

A.

Currently text-only with fixed styling; color/size customization coming soon.

Q.Is the watermark removable?

A.

The watermark is part of the PDF now, making removal difficult.

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