Compress PDF Files

Reduce PDF file size while maintaining quality. Perfect for email, sharing, and storage.

Drop Your PDF Here

or click to browse (Max 100MB)

document.pdf

2.5 MB • 12 pages

Compression Level

Low

Minimal compression, best quality

Medium

Balanced size & quality

High

Maximum compression

Estimated reduction: Up to 30%

Quality: Excellent

Best for: Archiving

Compression Results

0% saved

Original 0 MB

100%

Compressed 0 MB

100%

✓ Compression Complete!

CompressionSuccessful3654

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Why Compress PDFs with The PDF Buddy?

Lightning Fast

Compress large PDF files in seconds with our optimized compression engine. No waiting, no queues.

Smart Compression

Our algorithm intelligently reduces file size while preserving text clarity, images, and formatting.

100% Secure

Your files never leave your browser. All compression happens locally on your device - guaranteed privacy.

Email Ready

Reduce PDFs to under 10MB for email attachments. Perfect for sharing documents via Gmail, Outlook, etc.

How to Compress PDF Files

Upload Your PDF

Drag and drop your PDF file or click to browse from your computer.

Choose Compression Level

Select low, medium, or high compression based on your needs.

Download Compressed PDF

Click "Compress PDF" and download your smaller, optimized document.

Frequently Asked Questions

Will compression reduce quality?

Our smart compression algorithm balances file size reduction with quality preservation. Low compression maintains near-original quality, while high compression achieves maximum size reduction with minimal visible quality loss.

How much can I reduce file size?

Results vary depending on your PDF content. Typically, you can expect 30-60% reduction for image-heavy PDFs and 20-40% for text documents. High compression can achieve up to 80% reduction.

Are my files uploaded to your servers?

No! All processing happens entirely in your browser. Your files never leave your computer, ensuring complete privacy for sensitive documents.

What file size limits are there?

You can compress PDFs up to 100MB in size. For larger files, we recommend splitting them first using our Split PDF tool.

Can I compress scanned PDFs?

Yes! Our compressor works great on scanned PDFs, significantly reducing file size while maintaining readability of scanned text and images.

Is it really free?

Absolutely! No watermarks, no registration, no hidden fees. Just free PDF compression whenever you need it.