Watermark PDF
Add a text watermark with adjustable angle and opacity.
Up to 60 characters. Use common letters, numbers and punctuation; emojis are unsupported.
Leave blank to watermark every page.
Your files are processed here, on your device
We do not send your file or text contents to a processing server. No account is needed and there is no daily operation quota. Individual tools have size limits to protect your device’s memory.
A connection is needed to load the site and its resources. Hosting may receive technical visit data. Favorites store only tool identifiers in this browser.
How we handle your data →How to use this tool
- Enter a short notice such as DRAFT, without emoji.
- Select sheets and adjust position, size, angle and opacity.
- Open the copy and check readability on light, dark and landscape sheets.
An example you can verify
Identify a working copy before sharing it for review.
Example input
Text DRAFT; pages 1-3; low opacity.
Expected result
Three sheets with the notice overlaid on their contents.
A watermark does not encrypt the file or restrict printing. Check that the original text remains readable.
Settings and limits
Enter up to 60 characters and choose pages. The font supports common letters and punctuation, without emojis.
Up to 120 MB and 500 pages per document. Output copies also support up to 500 pages. Encrypted PDFs are unsupported. Check links, forms, annotations and signatures after editing a document. Available memory may require smaller batches.
Frequently asked questions
Are existing watermarks removed?
No. Another notice is added over the contents. A visual watermark does not restrict copying or printing.
Are my files uploaded?
No. Your file and result are processed locally in your browser. No account is needed.