Add Watermark to PDF

Upload a PDF file and add custom text watermark instantly.

Adding Watermark…

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Add Watermark to PDF Online for Free

Add custom text watermarks to your PDF files instantly with our free PDF Watermark tool. Protect documents, add branding, or mark files as confidential directly in your browser.


How to Add a Watermark to PDF

  1. Click the Choose PDF File button
  2. Upload your PDF document
  3. Enter your watermark text
  4. Select the watermark size
  5. Click Add Watermark
  6. Download the updated PDF instantly

Why Use Our PDF Watermark Tool

Our Add Watermark to PDF tool is simple, secure, and fast. Easily apply text watermarks to every page of your PDF without installing software.

Key Features:

  • Add text watermark to PDF
  • Multiple watermark sizes
  • Fast browser-based processing
  • High-quality PDF output
  • No watermark added by us
  • Secure and private
  • Mobile and desktop friendly
  • Completely free to use

Secure PDF Watermarking

Your files remain safe and private. All processing happens directly in your browser, and uploaded PDFs are never stored permanently.


Works on All Devices

Use the PDF Watermark tool on:

  • Windows
  • Mac
  • Android
  • iPhone
  • Tablets

No software installation required.


Common Uses for PDF Watermarks

This tool is perfect for:

  • Adding company branding
  • Marking documents as confidential
  • Protecting copyrighted files
  • Adding draft labels
  • Customizing shared PDFs

Frequently Asked Questions

Is this PDF Watermark tool free?

Yes, it is completely free to use.

Can I add watermarks to all pages?

Yes, the watermark is automatically added to every page.

Will the PDF quality change?

No, the original PDF quality remains intact.

Do I need to install software?

No. Everything works online directly in your browser.

Are my files secure?

Yes. Your files are processed securely and privately.


Add Watermarks to PDFs Instantly

Use Toolsixo Add Watermark to PDF tool to protect and customize your PDF files quickly and securely.

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