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Tools · Watermark

Watermark on a PDF

Stamp a text watermark on every page. Processing happens in your browser.

Drop your PDF here
Choose a file
PDF · up to 100 MB

Processed on your device. Your files never leave it.

Protect or mark your documents with a text watermark, with no software. Everything happens in your browser.

  • 100% client-side watermark: nothing is uploaded.
  • Customizable text and intensity.
  • Free, no sign-up.

See also

Compress a PDF
Shrink the size, keep the quality.
Merge PDFs
Combine several files into one.
Split a PDF
Extract or separate pages.
Delete pages
Remove pages from a PDF.

Frequently asked questions

How do I add a watermark to a PDF?
Upload your PDF, enter the watermark text, set its size, opacity and tilt, then download the document marked on every page.
Can the watermark say Confidential or Draft?
Yes. You can write any text you like, such as Confidential, Draft or your organization name, to clearly flag the nature of the document.
Does my document go to a server to be marked?
No. The watermark is applied 100% in your browser, your PDF never leaves your device and stays confidential.
Is adding a watermark free and account-free?
Yes, the tool is free, ad-free and registration-free. You can mark as many PDF files as you want.