Compress PDF
Optimize PDF internals (object streams, cleanup) to shrink file size. Fully re-encoded image compression is limited client-side — this tool applies safe structural optimization.
Drop files here or click to browse
Your files never leave this device
How to use the Compress PDF
- Upload a PDF
- Click Compress
- Compare before/after size
- Download the optimized PDF
Features
- ✅ Structural PDF optimization
- ✅ Object-stream compression
- ✅ Removes unused objects
- ✅ Local and private
- ✅ Honest results — no fake size cuts
FAQ
How much smaller will it get?
It varies: 5–40% for typical PDFs. PDFs with big images may shrink less client-side.
Is quality affected?
No — page content is preserved as-is.