1
Upload PDF & ImageSelect target PDF file and watermark logo image.
2
Watermark Settings
3
Apply Watermark
4
Download PDF
pdf Converter• 100% Client-Side

Image Watermark PDF Converter

pdf→pdf

Drop PDF file here, or browse

Select file for private local conversion

Private by Design

Your files are processed directly on your device using WebAssembly, HTML5 Canvas, and client-side runtimes.

No server upload No cloud copy 100% local processing
How To Convert

How to convert PDF to PDF

Step 1

Upload PDF & Image

Select target PDF file and watermark logo image.

Step 2

Watermark Settings

Configure watermark scale, opacity, and position.

Step 3

Apply Watermark

Stamp watermark image onto PDF pages.

Step 4

Download PDF

Download watermarked PDF file.