Add Watermark to PDF
Add custom text watermarks to your PDF pages.
Client-Side Sandbox Ready
Select or drag files here to start converting 100% locally in your browser memory.
How It Works
1
Upload PDF
Upload your document.
2
Type Watermark Text
Enter text, choose color, opacity, and rotation.
3
Stamp Pages
Embeds watermark vectors across all pages.
4
Download
Save your protected PDF.
Key Features
- ✓ Custom text stamping (e.g., CONFIDENTIAL, DRAFT, DO NOT COPY)
- ✓ Configurable opacity from subtle 10% to prominent 100%
- ✓ Custom 45° diagonal angle or horizontal orientation
Frequently Asked Questions
Can the watermark be removed easily?
The watermark is embedded into the vector content stream of each page, making it part of the rendered output.
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