Watermark PDF
Stamp a text watermark on every page.
Stamp a text watermark on every page. Runs entirely in your browser — your files never leave your device. Free, no sign-up, no watermark.
Frequently asked questions
Can I use Thai watermark text?
Yes — Thai watermark text is fully supported.
What placement options are there?
Diagonal, centered or tiled, with adjustable opacity.
Is it applied to every page?
Yes — the watermark is stamped across all pages at once.