Compress PDF to 450KB
Reduce your PDF size to exactly 450KB in your browser. Free, secure, no uploads.
No uploads. No limits. 100% free.
Drop PDFs here or
We never upload your files. Everything runs in your browser.
Merge PDFs
Combine all files above in the listed order.
Split PDF by Pages
Basic Compress (Rasterize First File)
Re-renders each page to an image and rebuilds a smaller PDF. Best for image-heavy PDFs.
Tip: Lower DPI (e.g., 110) + JPEG quality ~0.7 saves size while keeping readability.
FAQ
Are my PDFs uploaded anywhere?
No. All processing happens locally in your browser — your files never leave your device.
Can I choose output quality?
Yes. Adjust DPI and JPEG quality to balance size and readability.