🗜️ Compress PDF
Shrink PDF file size for easy sharing and email.
100% in-browserNo signupFiles never leave your device
📄
Drop a PDF here or click to browse
How it works
1
Upload PDF
Drop the PDF you want to shrink.
2
Compress
We rebuild the file with optimized object streams.
3
Download
Get the smaller PDF instantly.
Frequently asked questions
How much smaller will my PDF get?
It depends on the file — text-heavy PDFs shrink modestly, while bloated files can shrink a lot. The tool shows before/after sizes.
Will quality be reduced?
No — this compression is lossless for content; nothing visible changes.
Private by design: Compress PDF runs entirely in your browser. Your files are never uploaded to any server.