Compress PDF
Reduce PDF file size while maintaining quality. Perfect for email attachments and faster sharing.
Drop a PDF file here
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Supported: PDF files only
PDF Shawon compresses PDF files up to 80% smaller directly in your browser. Upload your PDF, select a compression level (low, medium, or high), and download the optimized file instantly. No server uploads, no registration — 100% free and completely private.
Reduce PDF File Size Without Losing Quality
Compress your PDF files to reduce email attachment size, speed up uploads, or save storage space. Choose from three compression levels to balance file size reduction with visual quality — all processing happens locally on your device.
How to Use PDF Compressor
Drag and drop or click to select the PDF file you want to compress
Choose Low (minimal quality loss), Medium (balanced), or High (maximum reduction)
Click Compress and save your smaller PDF instantly
Why Use PDF Shawon's PDF Compressor?
Your files never leave your device. All processing happens locally in your browser.
No upload wait times. Process files instantly using your device's power.
No hidden fees, no registration required. Unlimited usage for everyone.
Use on desktop, tablet, or mobile. No app download needed.
Frequently Asked Questions
How much can PDF Shawon compress my PDF?
Compression ratios vary by content. Image-heavy PDFs typically shrink by 60-80%, while text-only PDFs may reduce by 20-40%. Try our High compression level for maximum reduction.
Will compression affect my PDF quality?
We offer three levels: Low (minimal quality loss, ~20% reduction), Medium (balanced, ~50%), and High (maximum reduction, ~80%). Text always stays sharp and readable.
Is PDF compression free?
Yes, 100% free. Compress unlimited files with no registration, no watermarks, and no daily limits.
Is my PDF uploaded to a server during compression?
No. Compression runs entirely in your browser using JavaScript. Your PDF never leaves your device — we cannot see or access your files.
Can I compress PDFs on my phone?
Yes! PDF Shawon works on any smartphone or tablet with a modern browser. No app download required.
What makes PDF Shawon different from other compressors?
Unlike cloud-based tools like iLovePDF or Smallpdf, PDF Shawon processes files entirely in your browser. This means instant results, complete privacy, and no file size upload limits.
Supported File Formats
This tool supports all major document formats for seamless conversion and processing.
All file processing happens directly in your browser using JavaScript and WebAssembly. Your files are never uploaded to any server — they remain on your device at all times.
Who Uses This PDF Compressor?
About PDF Shawon — Free Browser-Based PDF Tools
PDF Shawon provides 27+ professional-grade PDF tools that run 100% in your browser. Merge, split, compress, convert, edit, sign, and protect PDFs — all without uploading files to any server. Your documents stay completely private and secure.
Our tools use PDF.js, pdf-lib, and WebAssembly to process PDFs directly on your device. Whether you need to merge multiple PDFs, convert documents to Word or Excel, compress files for email, or digitally sign contracts — PDF Shawon handles it all for free. Compatible with Chrome, Firefox, Safari, Edge, and all modern browsers on desktop and mobile.