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PDF Compressor
Reduce PDF file size while preserving quality. Perfect for email attachments and uploads.
Drop PDF files here
PDF files — up to 10 files, 100 MB each
PDF
How to Compress a PDF
- Drag and drop your PDF files into the upload area, or click "Select Files" to browse
- Choose your compression level: Low, Medium, or High
- Click "Compress All" to start processing
- Download individual files or all at once as a ZIP
Why Compress PDF Files?
Large PDF files can be problematic for email attachments, cloud uploads, and website downloads. Our free PDF compressor helps you reduce file sizes significantly — up to 80% smaller — making them easier to share and store. Unlike other tools, everything runs in your browser for complete privacy.
Privacy & Security
Your documents are processed entirely on your device using client-side technology. No files are uploaded to any server. No data is collected. No account is required. This makes our tool ideal for confidential documents, legal files, and sensitive business materials.
Frequently Asked Questions
Our tool processes your PDF entirely in your browser using advanced algorithms. It re-optimizes images, removes metadata, and restructures the file to reduce size while preserving readability.
No. Your files are processed 100% locally in your browser. Nothing is uploaded to any server. This ensures complete privacy and security for your documents.
Three levels: Low (minimal quality loss, smaller reduction), Medium (balanced — recommended for most files), and High (maximum reduction, some quality loss in images).
At Low compression, text remains fully selectable. Medium and High compression may convert pages to optimized images for maximum size reduction.
You can compress PDF files up to 100 MB each, with up to 10 files at once. Processing happens in your browser, so speed depends on your device.
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