Shrink your PDF.

Reduce file size by re-compressing images inside your PDF. Everything runs in your browser — nothing is uploaded anywhere.

Drop a PDF here

or click to browse your device

Choose file

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Low compression Best quality, modest size reduction. Good for print or documents where detail matters. Recommended compressionBest balance Strong size reduction with very little visible quality loss. The right choice for most PDFs. Extreme compression Smallest possible file. Noticeable quality loss — best for email or quick sharing.

Your PDF is ready

Compressed as requested.

Something went wrong.

Your files are processed entirely on your device and never leave your browser.

How to compress a PDF

Three steps, no software to install.

Add your PDF

Click the drop area above and choose your file, or drag it in straight from a folder on your device.

Pick a compression level

Choose Low, Recommended, or Extreme depending on how much you want to prioritize file size over image quality.

Compress and download

Hit "Compress PDF." Everything happens right in this browser tab, and the smaller file downloads straight to your device.