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Got a PDF that's too large to email or upload? Compress it instantly with our free online PDF compressor. Reduce file size by up to 90% while maintaining quality — all in your browser.
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Drag your large PDF file. No size limits.
Select low, recommended or extreme compression level.
Get your optimized PDF, ready to share or upload.
All processing happens in your browser. Files never leave your device.
Optimized engine processes your files in seconds.
No hidden fees, no registration, no file limits.
Typically 30-90% depending on content. Images compress the most.
Recommended mode keeps quality high. Extreme mode reduces quality for max compression.
No. Works with any size PDF.