Add Watermark to PDF Online

Add custom text or image watermarks to your PDF documents. Secure your files with ease.

Drag & drop PDF files here

or click to browse from your computer

Select Files

Secure Your PDFs with Custom Watermarks

Protect your intellectual property and confidential documents. Add text or image watermarks to your PDF files instantly, all within your browser.

Why Choose iHatePDF's Watermark Tool?

Text & Image Support

Add custom text with various fonts or upload your own logo as a watermark.

Smart Positioning

Place your watermark exactly where you need it-center, corners, or custom coordinates.

Total Customization

Control transparency, rotation, size, and even layer (over or under content).

Batch Processing

Watermark hundreds of files at once. Apply consistent branding across all documents.

Mosaic Mode

Fill the entire page with your watermark for maximum protection against unauthorized copying.

100% Secure

Files are processed locally. Your sensitive documents never leave your computer.

Perfect for Every Need

Content Creators

Protect your ebooks, guides, and creative portfolio from unauthorized distribution with professional text or image watermarks.

Legal & Business

Mark contracts, internal memos, and sensitive documents as 'Confidential' or 'Draft' to maintain proper document control.

Photography & Design

Brand your visual work with high-quality logos or copyright notices while maintaining document clarity with transparency controls.

WATERMARK

How to Add a Watermark in 4 Steps

Upload PDF

Select your file(s).

Design

Type text or upload image.

Position

Adjust placement & opacity.

Download

Get your protected PDF.

Explore More Tools

Other tools you might find useful

Merge PDF

Combine multiple PDFs into one document

Lock PDF

Encrypt your PDF with a password

Unlock PDF

Remove PDF password security

Frequently Asked Questions

Common questions about adding watermarks

Yes, absolutely. Your files are processed entirely within your browser using secure client-side technology. They are never uploaded to any server, ensuring completely private and secure processing.

Yes! Our tool supports both text and image watermarks. You can switch between modes, adjust transparency, rotation, and position for each.

Yes, you can upload and watermark multiple PDF files simultaneously. You can choose to apply the same watermark style to all files or customize them individually.

In the 'Layer' options, simply select 'Place below content'. This will position your watermark underneath the existing PDF text and images.