Can I remove the watermark later?

The watermark is drawn directly onto each page. It cannot be removed without the original file.

Does the watermark cover existing content?

The watermark is drawn on top of existing content but with low opacity so the underlying text remains readable.

This tool supports text watermarks only. For image-based watermarks, a more advanced editor is needed.

No. All processing happens in your browser. Your PDF never leaves your device.

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Add a custom text watermark to every page of a PDF. Configure the text, size, angle, and transparency — all processed in your browser.

Upload PDF fileSelect a PDF to add a watermark.

Upload a PDF to add a text watermark.