PDF Watermark Tool
Add professional watermarks to your PDF documents in seconds. Protect your content with custom text or image stamps while maintaining a sleek, professional appearance.
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Lightning Fast
Add watermarks to your PDFs in seconds with our optimized browser processing.
100% Secure
Your files never leave your computer. All processing happens in your browser.
No Limits
Process as many files as you need with no size restrictions or watermarks.
Mobile Friendly
Works perfectly on all devices - desktop, tablet, and mobile.
About This Tool
Our PDF Watermark Tool is a completely free, browser-based solution for adding professional watermarks to your PDF documents. Whether you need to mark documents as confidential, draft, or add your company logo, our tool makes it simple and efficient.
With this tool, you can:
- Add text or image watermarks to any PDF
- Customize font, size, color, and opacity
- Position your watermark anywhere on the page
- Maintain original PDF quality
- Process files securely without uploading to any server
This tool is particularly useful for professionals who handle sensitive documents, designers creating branded materials, students submitting theses, or anyone needing to protect their intellectual property. The watermarking process happens entirely in your browser, ensuring your documents remain private and secure.
Frequently Asked Questions
Yes, our PDF Watermark Tool is 100% free with no hidden costs or limitations. You can process as many files as you need without any watermarks or restrictions.
Absolutely! All processing happens directly in your browser. Your files are never uploaded to any server, ensuring complete privacy and security for your documents.
There are no file size restrictions. However, very large files may take longer to process depending on your device's capabilities.
Currently, you can add one watermark per page. For multiple watermarks, you would need to process the document multiple times.
Our tool works on all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. For best performance, we recommend using the latest browser version.