Add Watermark to PDF Online for Free

Protect your PDF documents by adding text watermarks. Customize the text, size, angle, opacity, and color. Applied across all pages as an overlay. Free with no limits.

How to Use This Tool

  1. Upload your PDF file
  2. Enter your watermark text and adjust settings
  3. Click Apply and download the watermarked PDF

Frequently Asked Questions

Can I customize the watermark?

Yes. You can change text, font size, rotation angle, opacity, and color.

Is the watermark on all pages?

Yes. It is added to every page of the document.

Your files are processed in your browser and never uploaded to any server. Free, no sign-up, no limits.