Are the tools really free?

Yes, all tools are completely free to use. No registration required, no hidden fees, and no limits on usage.

Absolutely. All processing happens directly in your browser. Your files and data are never uploaded to our servers, ensuring complete privacy and security.

Do I need to install any software?

No installation required. All tools work entirely in your web browser.

Can I add both watermark and page numbers at the same time?

Yes! You can enable both features simultaneously. Configure the watermark in the Watermark tab and page numbers in the Page Numbers tab.

What image formats are supported for watermarks?

PNG and JPG/JPEG images are supported for image watermarks. The image will be embedded into every page of the PDF.

Can I adjust the watermark position?

Yes. You can choose from Center, Top Left, Top Right, Bottom Left, or Bottom Right positions. You can also adjust opacity and rotation.

Is my PDF data uploaded to a server?

No. All processing happens directly in your browser using pdf-lib. Your files never leave your device.

Watermark & Page Numbers

Technical Review by Rookies

Add text or image watermarks and page numbers to your PDF. Customize position, opacity, and rotation.

Add custom text or image watermarks and page numbers to your PDF documents securely.

Drop a PDF file here or click to browse

Select PDF File

Frequently Asked Questions

My Experience: Watermark PDF

Before sending draft designs or confidential reports to external clients, I always stamp them. I built this tool to quickly overlay diagonal, transparent text across all pages to prevent unauthorized distribution.

Technical Architecture & Privacy

Watermarks are applied using local JavaScript processing. Your confidential documents are never uploaded to any server.