Add Watermark to PDF - Free Online PDF Watermark Tool

How to Add a Watermark to a PDF

Protect your PDF documents by adding text watermarks. Customize the appearance with different colors, sizes, opacity levels, and rotation angles.

Drag and drop your PDF or click to browse. The watermark settings panel will appear.

Enter your text and adjust color, size, opacity, and rotation. Enable "Tile Pattern" to repeat across pages.

Click "Apply Watermark" to add the watermark to all pages and download your protected PDF.

Text: Any text up to 100 characters (e.g., "CONFIDENTIAL", "DRAFT", your company name)
Color: Red, black, gray, or blue
Size: Adjustable from 10 to 150 points
Opacity: 10% to 100% transparency
Rotation: -90 to +90 degrees
Tile Pattern: Repeat the watermark across the entire page

Mark documents as "DRAFT", "CONFIDENTIAL", "DO NOT COPY", or add your company name to protect intellectual property.