About 52Doc
52Doc is a free online document processing platform. We believe good tools should be simple, secure, and accessible.
All file processing happens in your browser. Nothing is uploaded to any server. Your privacy, your control.
What We Can Do For You
PDF Compress
Compress PDFs locally using Ghostscript WASM multi-threaded rendering
PDF Split
Split PDF by page ranges and extract specific pages
PDF Merge
Merge multiple PDF files into one with drag-and-drop reordering
PDF Page Arranger
Drag to reorder pages, delete, rotate, or insert blank pages
PDF Page Numbers
Add page numbers to PDF with various positions and styles
PDF to Image
Convert each PDF page to HD images, prevent content leakage
PDF Unlock
Remove PDF permission restrictions, restore printing and editing rights
PPT Compress
Convert images to WebP, clean unused masters, reduce file size dramatically
Image Compress
Support WebP, AVIF, JPEG, PNG with real-time preview
Image Resize
Resize images by dimensions or ratio, batch processing
Format Convert
Convert between WebP, AVIF, JPEG, and PNG
Image Crop
Precise image cropping with preset sizes
Image Watermark
Add text or image watermarks to images
Image to PDF
Merge multiple images into a single PDF with drag-and-drop reordering
Our Vision
Make document processing easy for everyone. Whether it's work reports, study materials, or daily files, 52Doc helps you get it done quickly.
We stay free, privacy-first, no registration required. Because you deserve a tool that just works.