Re-compress images inside your PDF to make the file smaller and easier to share.
Select one PDF file to compress
It depends on the content — PDFs with lots of images typically shrink 40–80%. Text-only PDFs compress less since there's less redundant data to remove.
Higher compression levels reduce image quality more. Medium compression offers the best balance of size and quality for most documents.
Yes — compression happens entirely in your browser. Your file is never uploaded to any server.