Add a watermark to a PDF (free)
Protect your documents with a custom text watermark. Secure server processing with immediate deletion.
Add a watermark to a PDF
Protect your documents with a custom watermark. Ideal for copies, quotes, and sensitive documents.
Drop your PDF here
Or click "Choose a file".
Frequently asked questions
Is the watermark secure?
Yes. The file is processed on the server and deleted immediately after download. No copy is kept. Your privacy is guaranteed.
Can I choose the opacity and position?
Yes, you can adjust opacity (5% to 50%), style (diagonal, centered, tiled, wavy), color, text size, and even drag and drop to precisely position the watermark. All styles automatically cover the entire PDF page.
Does it modify the original?
No. A new PDF file with the watermark is generated and downloaded. Your original file remains intact on your device.
Does it work with multi-page PDFs?
Yes, the watermark is automatically applied to all pages of the document, ensuring uniform protection.
What is the maximum file size?
The maximum size is 50 MB. Very large files may take longer to process (30 seconds to 1 minute).
Why add a watermark to my administrative documents?
Watermarks protect against unauthorized copying and clearly indicate the document status (COPY, DRAFT, CONFIDENTIAL). Recommended for quotes, contracts, and sensitive documents.
Can I write the watermark in Arabic?
Yes, you can use Arabic, French, or mixed characters. The text will be correctly displayed on your PDF.