Add Watermark to PDF Free - Protect Your Documents

Protect Your PDFs with Watermarks

Watermarks deter unauthorized copying and clearly mark document status. Add them free with PDFHubs.

Types of PDF Watermarks

Text Watermarks

• •CONFIDENTIAL
• •DRAFT
• •COPY
• •DO NOT DISTRIBUTE
• •Company name
• •Date stamps

Image Watermarks

• •Company logos
• •Approval stamps
• •Certification marks
• •Branding elements

How to Add Watermark Free

Using PDFHubs

• 1.Go to PDFHubs.site/tool/add-watermark
• 2.Upload your PDF
• 3.Choose watermark type:

- Text: Enter your watermark text - Image: Upload logo/stamp

• 4.Customize appearance:

- Position (center, diagonal, tiled) - Opacity (15-50% recommended) - Size and color

• 5.Apply and download

Watermark Positioning Options

Opacity Guide

• •10-20%: Subtle, barely visible
• •20-35%: Visible but not distracting
• •35-50%: Prominent marking
• •50%+: May obstruct content

Common Watermark Use Cases

Legal Documents

Mark as DRAFT during review process, switch to FINAL after approval.

Confidential Reports

Add CONFIDENTIAL watermark to restrict distribution.

Photography/Design

Protect portfolios from unauthorized use with logo watermarks.

Brand Documents

Add company logo to all outgoing documents.

Watermark Best Practices

• 1.Test on one page first before applying to all
• 2.Use semi-transparency to avoid obscuring content
• 3.Keep text concise - shorter is more effective
• 4.Consider contrast - light watermark on dark, dark watermark on light

Can Watermarks Be Removed?

Text watermarks added properly are embedded in the PDF and difficult to remove. However, determined users with editing tools may attempt removal. For sensitive documents, consider password protection as well.

Free vs Paid Watermark Tools

Conclusion

Add professional watermarks to protect your documents instantly with PDFHubs - 100% free, no registration, unlimited use.