Add a watermark to a PDF
Mark copies of IDs, contracts or drafts so they cannot be reused elsewhere.
- Free
- No sign-up
- No upload
Tap pages to select them (Shift for a range). Buttons apply to the selected pages, or to all pages if none are selected. Drag to reorder.
How to add a watermark
- Drop your PDF above.
- "Add watermark" is turned on. Type your text and adjust opacity, angle and size.
- Click Download PDF.
Tips
ID copies
Write the purpose, e.g. "For bank account opening only", to prevent misuse.
Readable
Keep opacity around 20–30% so the content underneath stays readable.
Any language
The watermark text supports any language, including Korean.
FAQ
Can the watermark be removed?
It is drawn onto each page. It cannot be turned off like a layer, though skilled editing can still remove it.
Are my PDF files uploaded?
No. Everything happens in your browser. Your PDFs are never sent to or stored on a server.
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Something not working?
Tell us about sizes that are missing or features you'd like. Your message is used only to improve the service. Your photo is not sent.