Compress PDF Online
Reduce your PDF file size for WhatsApp, email and uploading — free, fast, no signup needed.
🔑 CloudConvert API Key required for PDF compression
Same key as PDF converter. Get free at cloudconvert.com → Dashboard → API Keys
Step 1 — Choose compression level
Recommended
Best quality/size ratio
WhatsApp
Under 16MB limit
Email
Under 10MB limit
Max Compress
Smallest file size
Step 2 — Upload your PDF
Drop your PDF here
Free plan up to 10MB · Pro plan up to 200MB
document.pdf
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Uploading PDF...
0%
Preparing...
🎉 PDF compressed successfully!
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Space saved
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Smaller
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New size
Before
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Original PDF
→
After
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Compressed PDF