Watermark PDF
Stamp CONFIDENTIAL, DRAFT or your name across every page of a PDF.
- Processed locally — your files never leave your device
- Free, no sign-up
- No file limits
How to use Watermark PDF
- 1
Drop a PDF.
- 2
Type the watermark and adjust size, color, opacity and angle.
- 3
Download the watermarked PDF.
Features
- Tile or centerOne big diagonal stamp, or repeated across the whole page.
- Unicode textVietnamese and other accents render correctly.
- PrivateYour document is stamped in the browser, never uploaded.
Frequently asked questions
Can the watermark be removed?
It's drawn onto each page. Combine it with Protect PDF to block editing in compliant readers.
Does it cover the text?
Keep opacity low (15–25%) so the content stays readable.
Is it free?
Yes.