Add Watermark to PDF

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Drag and drop your PDF here

About Add Watermark to PDF

Free Online PDF Watermark Tool: Add custom text or image watermarks to PDFs. Adjust transparency and placement. Batch processing, no page limits, 100% secure.

How to use Add Watermark to PDF

  1. Upload or enter your data into the interactive area above.
  2. Click the process button to handle your request instantly.
  3. Review the results and download or copy the output directly.

How it works

  • Uses high-performance browser APIs for local processing.
  • No software installation required; works directly in your web browser.
  • Maximum security: all processing is performed locally on your device.

Privacy & Security

  • ✅ 100% Private: No server-side storage
  • ✅ Fast: Zero upload/download latency
  • ✅ Secure: Sandbox processing environment