Watermark PDF

Stamp a text watermark such as CONFIDENTIAL or DRAFT on every page.

Files are processed on your device, never uploaded

Select a PDF to watermark or drag and drop it here Choose PDF file

How to use the Watermark PDF

Add a text watermark across your PDF pages with full control of text, size, colour, opacity and angle.

100% privateFiles are processed on your device and never uploaded to any server.

Fast, no queueNo upload or download wait. Results appear in seconds.

No limits or watermarksProcess as many files as you like, completely free.

Works offlineOnce loaded, the tool keeps working without internet.

Is the Watermark PDF free?

Yes, it is 100% free with no signup, no watermarks and no usage limits.

Are my files uploaded to your servers?

No. Your files are processed entirely inside your web browser and never leave your device. Close the tab and they are gone.

Does it work on phones and tablets?

Yes. The tool works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux.