Watermark PDF Online
Add text or image watermarks with adjustable size, opacity, rotation, position, and color.
Choose a PDF
Then configure the watermark.
How to use this tool
- Choose your file or files using the upload area.
- Adjust the available options for the result you need.
- Run the tool and download the generated file.
Browser-first processing
Where the selected operation is supported by the browser libraries used here, the document is processed locally in your browser. Your PDF is not uploaded by the normal tool workflow.
Frequently asked questions
Can I use an image watermark?
Yes. PNG and JPEG watermark images are supported by the browser implementation.
Can I change watermark opacity and rotation?
Yes. Both controls are applied when the output PDF is generated.