Compress PDF Files Online
Reduce PDF file size by up to 90% while maintaining quality No watermarks Free
PDF Compressor
Smart AI compression Maintain quality Instant results
Click to select PDF file or drag and drop
Max file size: 50MB
🔒 Files are processed securely and deleted after 1 hour
Compress PDF Online — Reduce File Size Instantly
Shrink your PDF files quickly without losing quality. MinimalPDF's Compress PDF tool helps you reduce file size to make sharing, emailing, and storing easier.
Why compress PDFs?
Large PDFs are difficult to email and slow to upload. Compression helps:
- Save storage space
- Speed up file transfers
- Meet email attachment limits
- Reduce bandwidth usage
How to compress PDFs
- Upload your PDF file
- Choose compression level (30-100% quality)
- Click "Compress PDF" and wait for processing
- Download your optimized file
Advantages of our PDF compressor
- Retains original layout and formatting
- Free and secure processing
- No installation or registration needed
- Files deleted after processing for privacy
- Works on all devices and browsers
Frequently Asked Questions
Will quality decrease when compressing?
MinimalPDF balances file size reduction with quality preservation. Our smart compression algorithm maintains readability while significantly reducing file size.
Are my files private and secure?
Yes, all files are encrypted during processing and automatically deleted from our servers after compression. We never store or access your documents.
What file size limits do you have?
You can compress PDF files up to 50MB in size. For larger files, please contact us for enterprise solutions.
Can I compress password-protected PDFs?
Currently, password-protected PDFs need to be unlocked before compression. We're working on adding support for encrypted files.