What is Watermark PDF?
Stamp transparent text (e.g., "CONFIDENTIAL", "DRAFT") over your PDF documents to prevent unauthorized distribution.
How to Use
1. Add a PDF file to watermark. 2. Enter your watermark text, position, opacity, and page range. 3. Click "Add Watermark" and download the secured PDF.
Privacy & File Processing
Never upload sensitive documents to an external server. The watermark is composited purely within your local browser memory.