PDF Watermark Tool

Overlay custom text labels (such as "CONFIDENTIAL", "DRAFT", or company names) across PDF pages with adjustable transparency and angle.

Key Features

• Presets: CONFIDENTIAL, DRAFT, SAMPLE, DO NOT COPY
• Full opacity, rotation angle, and font size sliders
• Live document layout watermark preview
• Zero cloud uploads — 100% browser memory execution

Frequently Asked Questions

Is the Add Watermark to PDF free to use?

Yes, DODDY's Add Watermark to PDF is 100% free with no account registration, subscriptions, watermarks, or usage limits.

Will the watermark appear on every page of the PDF?

Yes! The watermark is stamped onto all pages in the PDF document.

Are my files and data kept private when using Add Watermark to PDF?

Yes. All computations and file transformations run locally within your web browser. Your confidential data is never transferred to external servers.