Compress PDF
Reduce PDF file size while preserving quality. No upload required.
Drop a PDF file here
or click to browse
Supports up to 50MB
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How to compress a PDF
- Upload your PDF by clicking or dragging
- Select your preferred compression level
- Click "Compress PDF" to reduce file size
- Download the compressed PDF
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Why use our PDF compressor?
Compress PDFs for email, archiving, or uploading. All processing happens locally in your browser — no server uploads. Adjust quality to balance file size and visual fidelity.
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Frequently Asked Questions
How much can you compress a PDF?
Typical compression ratios range from 20-60% depending on the original content. Image-heavy PDFs compress the most.
Does compression reduce quality?
Higher compression levels may reduce image quality. Choose "Low" for maximum quality preservation or "High" for smallest file size.
Is this tool free?
Yes, completely free with no usage limits. No hidden charges or premium tiers.