Compress PDF Online - Free & Fast
Reduce PDF file size while maintaining quality. Choose from 3 compression levels for optimal results.
Upload Your PDF File
✓ Secure processing • ✓ Up to 100MB • ✓ Maintains quality
How to Compress PDF in 3 Simple Steps
Reduce your PDF file size without compromising quality
Upload PDF
Upload the PDF file you want to compress and reduce in size.
Choose Level
Select compression level: low, medium, or high based on your needs.
Download
Download your compressed PDF with significantly reduced file size!
Understanding Compression Levels
Choose the right balance between quality and file size
Low Compression
Minimal compression that preserves maximum quality. Reduces file size by 20-30% while maintaining near-perfect visual quality.
- Professional presentations
- Legal documents
- High-quality portfolios
- Print-ready files
Medium Compression
Balanced compression offering excellent quality with substantial size reduction. Reduces file size by 50-60% while maintaining good visual quality.
- Email attachments
- Digital sharing
- General documents
- Most everyday uses
High Compression
Maximum compression for smallest file size. Reduces file size by 70-80%. Quality is reduced but remains readable for most purposes.
- Web uploads
- Mobile viewing
- Quick sharing
- When size matters most
Advanced PDF Compression Features
Professional tools for optimal file size reduction
Ultra Fast
Compress large PDFs in seconds with optimized algorithms.
100% Secure
Files stay on your device. No server upload required.
3 Quality Levels
Choose compression level based on your specific needs.
70% Reduction
Average file size reduction without quality loss.
All Devices
Works on desktop, tablet, and mobile perfectly.
Unlimited Use
Compress unlimited PDFs without any restrictions.
Perfect for Every Need
See how our PDF compressor helps daily
Email Attachments
Reduce PDF size to meet email attachment limits. Send documents quickly without hitting size restrictions.
- Business proposals
- Resume and cover letters
- Client documents
Website Upload
Compress PDFs for faster website loading. Improve user experience with smaller file downloads.
- Product catalogs
- Downloadable guides
- Resource libraries
Storage Savings
Free up disk space by compressing large PDF archives. Save storage costs on cloud services.
- Document archives
- Photo albums in PDF
- Backup files
Why Choose Our PDF Compressor?
Compare us with desktop software and other online tools
| Feature | Our Tool | Desktop Software | Other Online Tools |
|---|---|---|---|
| 💰 Cost | 100% FREE | $60-$200/year | $10-$20/month |
| 📊 Compression Levels | 3 Levels | 2-3 levels | 1 level only |
| 🔒 File Privacy | 100% Private | Yes (Local) | Files Uploaded |
| ⚡ Speed | ⚡ <5 Seconds | 5-10 seconds | Slow (upload) |
| 📈 Avg Reduction | 70% | 50-60% | 40-50% |
Frequently Asked Questions
Common questions about PDF compression
How much can I reduce file size?
Depends on compression level: Low (20-30%), Medium (50-60%), High (70-80%). Results vary based on original file content.
Will compression affect PDF quality?
Low and Medium levels maintain excellent visual quality. High compression reduces quality slightly but remains readable for most uses.
Is my PDF file safe when compressing?
Yes! All processing happens locally in your browser. Your file never leaves your device and is never uploaded to any server.
Which compression level should I choose?
Medium compression works best for most cases. Use Low for important documents, High for web sharing where file size matters most.
Can I compress password-protected PDFs?
Password-protected PDFs need to be unlocked first. Remove the password, then compress, and reapply protection if needed.
Ready to Compress Your PDF?
Reduce your PDF file size now - fast, free, and secure!
🚀 Start Compressing Now