Add a PDF watermark online

Add a custom text watermark to PDF pages online with PixelFire Studio.

How to use this tool

Add a text watermark to each page of a PDF document. Customize the watermark text and opacity before downloading.

1. Open the tool using the button above.
2. Select your PDF file from your device.
3. Choose the required options and run the tool.
4. Download the processed PDF when it is ready.

Privacy note: supported processing happens in your browser. The PDF library is loaded from a public CDN. Keep a backup of your original file.