Compress PDF
How to Compress a PDF
Upload PDF
Upload the PDF file you want to compress.
Select Compression Level
Choose your preferred compression level based on your quality vs. size requirements.
Compress
Click compress. The tool will optimize images, remove unnecessary data, and reduce file size.
Download
Download your compressed PDF. You'll see the size reduction percentage.
Use Cases for Compress PDF
📄Document Processing
Use compress pdf to process and manage your PDF documents efficiently.
💼Business Documents
Perfect for handling business documents, contracts, reports, and presentations.
🎓Academic Work
Ideal for students and researchers working with academic papers and documents.
Frequently Asked Questions
Will compression reduce quality?
Compression may slightly reduce quality depending on the level chosen. Low compression maintains near-original quality, while extreme compression maximizes size reduction.
How much can I reduce file size?
File size reduction varies by content. PDFs with images can often be reduced by 50-80%, while text-heavy PDFs may see 20-40% reduction.
Can I compress password-protected PDFs?
Yes, but you may need to unlock the PDF first if it has restrictions. Use our Unlock PDF tool if needed.
Is compress pdf free to use?
Yes, all our PDF tools are completely free with no usage limits or registration required.
Is my data secure?
Absolutely. All processing happens in your browser. Your files never leave your device.
What file formats are supported?
This tool supports application/pdf. Check the upload area for specific format requirements.
About Compress PDF
Compress PDF reduces file size while maintaining quality. Choose from multiple compression levels from lossless (for legal documents) to extreme compression (for maximum size reduction). Perfect for email attachments and cloud storage.
Compression Levels:
- Low: Minimal compression, maximum quality (best for legal documents)
- Medium: Balanced compression and quality (recommended for most uses)
- High: Significant size reduction with good quality
- Extreme: Maximum compression for smallest file size