Watermark PDF

Add custom text or image watermarks to your PDF documents with absolute control.

Watermark PDF lets you apply text or image watermarks to your PDF documents to protect intellectual property or indicate draft status. Customize font style, size, color, rotation angle, opacity, and positioning on specific pages with our real-time interactive preview. Your documents are handled under strict SSL encryption, and all processed outputs are automatically wiped from our secure storage after exactly 1 hour. Keep your contracts and documents safe.

Document Live Preview

Select PDF document to watermark

All pages are processed in real-time. Up to 50MB.

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Watermark Settings

Watermark Text

Font Size

Font Color

Rotation Angle ()

Watermark Image

Supports PNG or JPEG. Transparent PNG recommended.

Image Size Scale ()

Watermark Opacity ()

Placement Position

Frequently Asked Questions

Yes! pdfto offers the Watermark PDF tool 100% free of charge. You can convert, process, and optimize your files without any registration or premium subscription.

Absolutely. Security and privacy are our top priorities. All uploaded files and data are encrypted using HTTPS (SSL/TLS). Furthermore, we enforce a strict privacy policy: all uploaded and processed files are permanently deleted from our servers after exactly 1 hour.

No. Watermark PDF is a completely web-based utility. It runs directly in your web browser, requiring no software installation, registration, or browser extensions.

Yes, the Watermark PDF tool is fully responsive and compatible with all modern mobile devices, including Android and iOS (iPhone/iPad) tablets and smartphones.

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