Watermark PDF
Add a text watermark to every page of your PDF, with control over size, color, opacity, rotation, and tiling.
Drag & drop files here
or browse to choose a file
🔒 Processed on your device — never uploaded
How to watermark pdf
- 1
Upload your PDF.
- 2
Type your watermark and style it.
- 3
Download your watermarked PDF.
100% on your device
Your files are processed right here in your browser and are never uploaded to any server.
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Frequently asked questions
Are my files uploaded to a server?＋
No. Every operation runs entirely inside your browser using WebAssembly and JavaScript. Your files never leave your device and nothing is uploaded, stored, or seen by us.