PDF to Grayscale Converter
A fully client-side web application that converts PDF files to grayscale directly in your browser. No uploads, no servers, 100% private. All processing happens locally on your device.
Drag & Drop Your PDF
or click to browse files from your computer
Supports PDF files up to 50MB • All processing happens locally
Processing PDF
0%Initializing conversion process...
Original PDF
0 pagesPDF Preview
Upload a PDF to see the original preview here
Grayscale PDF
0 pagesGrayscale Preview
Convert PDF to see grayscale preview here
Why Choose Our Converter?
Complete Privacy
Your files never leave your computer. All processing happens locally in your browser.
Fast Processing
Uses Web Workers and optimized algorithms for quick PDF conversion.
High Quality
Maintains original PDF quality with accurate grayscale conversion algorithms.
No Installation
Works directly in your browser. No software to download or install.