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Watermark Tool

Add Watermark to PDF Online

Add a custom text watermark to all pages of your PDF — control opacity, size, angle and colour.

or import from

Frequently Asked Questions

Yes — it is baked into the PDF. Use an unlocked copy if you need to remove it later.

Yes — the opacity slider lets you set transparency from fully visible to barely noticeable.

All pages in the document receive the same watermark.

Yes — pick any colour using the colour picker in the options panel.