PDF Compressor

Compress PDF files locally in your browser by re-rendering pages at reduced quality. Choose from screen, eBook, or print quality.

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Drop your PDF here

or click to browse

ℹ️ Converts each page to an image — great for size reduction. Password-protected PDFs are not supported.

How to use PDF Compressor

Reduce PDF file size without uploading to any server.

Upload a PDF file from your device.

Choose a quality preset: Screen (smallest file), eBook (balanced), or Print (higher quality).

Click Compress and download your reduced PDF — nothing is uploaded to any server.

Is PDF Compressor free to use?

Yes, PDF Compressor is 100% free with no account required and no usage limits.

Is my data private?

Yes. Processing happens entirely in your browser. We never see, store, or transmit your input data.

Does PDF Compressor send data to a server?

No. All processing happens locally in your browser. Your data is never uploaded or transmitted anywhere.

Can I use PDF Compressor with large files?

Yes, though very large files (100 MB+) may be slower depending on your device. For most development use cases, performance is instant.