PDF Watermark

Add watermarks to PDF documents

All processing happens in your browser. No data is uploaded.

Offline Ready

File Input

File Output

Add Watermark to PDF

Upload a PDF and add a custom text watermark overlay to all pages.

🔒All processing happens in your browser. No data is uploaded.

How to Use

Upload a PDF, customize your watermark text, color, size, opacity, and position, then click "Add Watermark". The watermark will be applied to all pages. All processing happens locally.