Free Add Watermark to PDF Online
Click to upload or drag & drop PDF
What Is a PDF Watermark Tool?
A PDF watermark tool adds text or image overlays to PDF documents. Pixra does this directly in your browser without uploading files.
Why Use Pixra Add Watermark to PDF?
Our tool is free, private, and offers full control over watermark appearance, position, and opacity.
How to Add Watermarks to PDF Online
Upload your PDF, choose text or image watermark, customize settings, and apply. Download the watermarked PDF.
Text vs Image Watermarks
Text watermarks are simple and customizable; image watermarks allow logos or complex graphics.
Benefits of Watermarking PDF Documents
Protect intellectual property, brand documents, indicate status like “Draft” or “Confidential”.
Secure PDF Processing
Your files never leave your device. We use PDF-lib for client-side editing.
Frequently Asked Questions
How to add watermark to PDF for free?
Use Pixra Add Watermark to PDF online.
Can I use an image as watermark?
Yes, upload your logo or image.
Is my PDF content private?
Yes, processing happens in your browser.
Can I adjust watermark opacity?
Yes, from 5% to 100%.
Does it preserve original PDF quality?
Yes, pages remain unchanged except watermark.
Does it work on mobile?
Yes, fully responsive design.
Do I need to install software?
No, it’s completely web-based.
Which browsers are supported?
Chrome, Firefox, Safari, Edge.
Can I rotate the watermark?
Yes, any angle from 0 to 360 degrees.
What positions are available?
Center, top-left, top-center, top-right, bottom-left, bottom-center, bottom-right.
Does Pixra store my PDF?
No, files are never uploaded.
Can I watermark only some pages?
Currently applies to all pages.
How accurate is the watermark placement?
Very accurate, matches preview.
Can I add multiple watermarks?
Apply one watermark at a time.
What image formats are supported for watermark?
Common formats like PNG, JPG.