Compress PDF
Make scanned and image-heavy PDFs much smaller.
Drop your files here
or
Browse filesSupports: PDF
Files never leave your device
This tool runs entirely in your browser. Your files are never uploaded anywhere.
How to use it
- 1
Drop the PDFs you want to shrink.
- 2
Choose the compression level and colour.
- 3
Compress and see how much you saved.
Questions & answers
Which PDFs shrink the most?
Scanned documents and photo-heavy PDFs usually get 50–90% smaller.
Will text stay selectable?
No — pages are turned into optimised images. Keep the original if you need selectable text.
Are my files uploaded anywhere?
No. Everything happens in your browser, so your files never leave your device.