Re-saves the PDF with object-stream compression to shrink file size. Best for PDFs with redundant data.
100% in your browser · no uploads · no ad trackers
About Compress PDF
Compress PDF re-saves your file with tighter object compression to shrink its size for email or web upload. Savings depend on the source - PDFs with redundant or uncompressed objects can shrink dramatically, while already-optimised files may see only modest gains.
Drop PDF files to load
Files are processed in your browser
How to use
1.Upload a PDF.
2.Click ‘Compress’.
3.Download the smaller PDF.
FAQ
How much smaller will my PDF be?
It varies. Documents with uncompressed object streams can shrink 30-60%. Already-optimised exports from modern tools may save much less.
Will it reduce image quality?
No - this tool focuses on lossless object compression. Embedded images keep their original resolution.
Is Compress PDF free?
Yes. Every tool on docsntools is 100% free with no signup, no watermarks, and no upload limits.
Are my files uploaded to a server?
No. All processing happens entirely in your browser. Your files never leave your device.
Does it work on mobile?
Yes - every tool is responsive and works in modern mobile browsers (Chrome, Safari, Firefox).