Watermark PDF
Stamp text over your PDF in seconds with custom styling.
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Protect Your Documents
Add watermarks to prevent unauthorized use.
Watermarks help protect your intellectual property and identify document status (Draft, Confidential, etc.).
Customize opacity, size, and angle to create the perfect watermark for your needs.
100% Private & Secure
Your images never leave your device.
Unlike online tools that upload your photos to remote servers, our tool processes everything locally in your browser. This means your images remain completely private — no uploads, no server storage, no third-party access.
Frequently Asked Questions
Common questions about our PDF Watermarker.