Compress PDF Files Online Free
Reduce PDF file size by up to 90% while preserving quality. Perfect for emails, uploads, and storage.
Select PDF files
Drag and drop your PDFs or click to browse
Up to 100MB per file • PDF format only
Why Choose Our PDF Compressor?
Professional-grade compression technology trusted by businesses worldwide
Massive Size Reduction
Our algorithms compress files by 60-90% while maintaining document integrity and readability.
Quality Guaranteed
Text stays crisp, images remain clear. Professional results every time.
Smart Compression
Choose from multiple compression levels based on your specific needs.
Bank-Level Security
SSL encryption, auto-deletion, and zero data retention policy.
Lightning Speed
Process large PDFs in seconds with our optimized servers.
Instant Download
Get your compressed PDF immediately. No registration required.
How PDF Compression Works
PDF compression reduces file size by optimizing the document's internal structure. Our technology analyzes your PDF and applies the most effective compression techniques without sacrificing readability or professional appearance.
Compression Process:
- Upload your PDF file securely
- Choose compression level
- Advanced algorithms optimize content
- Download compressed file instantly
When to Compress PDFs
Large PDF files create obstacles in today's digital workflow. Email services impose attachment limits, web forms have upload restrictions, and storage costs add up quickly.
Perfect for:
- • Email attachments (overcome size limits)
- • Web uploads and online forms
- • Cloud storage optimization
- • Mobile device storage
- • Faster file transfers
Professional PDF Compression Tips
For Email
Use medium compression to stay under 25MB limits while maintaining readability.
For Archiving
Choose low compression to preserve maximum quality for long-term storage.
For Web
High compression works best for faster loading and better user experience.
Frequently Asked Questions
Everything you need to know about PDF compression