Watermark PDF
Add text or image watermarks to your PDF files. Customize position, opacity, and rotation. Free, fast, and secure — no upload to servers.
Loading tool...
How to Add Watermark to PDF
Upload PDF
Drag and drop your PDF file into the upload area, or click to browse.
Create Watermark
Enter your watermark text and customize the appearance (font, size, opacity, position).
Apply & Download
Apply the watermark to all pages and download your watermarked PDF.
Why Use Our PDF Watermarker?
Private & Secure
Files never leave your browser. All processing happens locally on your device.
Lightning Fast
No upload wait times. Add watermarks instantly without server delays.
100% Free
No ads, no hidden costs, no watermarks on our watermarks, no signup required.
Works Everywhere
Use on any device — desktop, tablet, or mobile. No software to install.
Frequently Asked Questions
How do I add a watermark to PDF?
Upload your PDF, enter your watermark text, customize its appearance, then apply and download.
Can I customize the watermark?
Yes! You can adjust the text, font size, opacity, color, position, and rotation angle.
Will the watermark appear on all pages?
Yes, the watermark is applied to all pages of your PDF document.
Are my files secure?
Absolutely. All processing happens in your browser. Your PDF never leaves your device.