PDF Watermark
Stamp a text watermark across every PDF page with custom size, opacity, angle and colour.
Text is drawn with Helvetica-Bold, rotation centred on the page; tiled mode stamps a diagonal grid. Image watermarks are scaled to 55% of the smaller page edge. Nothing is uploaded.
About PDF Watermark
Stamp a text watermark across every PDF page with custom size, opacity, angle and colour.
PDF Watermark handles PDF files in the browser: drop in your document, choose the action, and download the result without ever uploading the file.
How to Use PDF Watermark
- Upload the PDF you want to work with (drag-and-drop works too).
- Choose the action or options you need.
- Preview or confirm the change.
- Download the resulting PDF.
Key Features
- Documents are processed on your device — nothing is uploaded.
- Keeps your original formatting and quality.
- No software to install and no file-size queues.
Frequently Asked Questions
Is my PDF uploaded to a server?
No. PDF Watermark edits PDFs locally in your browser, so confidential documents never leave your computer.
Is PDF Watermark free to use?
Yes. PDF Watermark is completely free with unlimited use — no account, download or payment required.
Is my data uploaded to a server?
No. PDF Watermark runs entirely in your browser. Your inputs are never sent to our servers or stored anywhere.
Does PDF Watermark work on mobile?
Yes. The interface is fully responsive and works in any modern browser on Android, iPhone, tablets and desktops.
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