Compress PDF files
Reduce your PDF file size while keeping the best possible quality. Processed locally in your browser — your file never leaves your device.
Drop a PDF file here
or browse from your device
One PDF file · Processed locally in your browser
Compressing PDF…
document.pdf
Original
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→
Estimated
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PDF compressed!
File ready to download.
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1
Upload your PDF
Drag and drop or browse to select the PDF you want to compress.
2
Choose compression level
Pick how aggressively to compress — maximum size reduction or best quality.
3
Download the result
Get your smaller PDF instantly, ready to share or upload.
Yes. Your file is processed entirely in your browser — it's never uploaded to any server. Nothing leaves your device.
It depends on the content. PDFs with many images compress the most — often 40–80%. Text-heavy PDFs may see smaller gains since text is already compact.
Balanced is the best starting point for most files. Use Maximum if file size is the top priority, or Low if you need to preserve crisp text and image detail.
Yes — works on any modern mobile browser. Large files may take a few seconds longer on mobile hardware.