Compress PDF
Reduce scanned or image-heavy PDF file size locally in your browser. Your files never leave your computer.
No uploads
No account
No installation
Select a file to begin
Processing happens locally in this browser.
How to use
Select a PDF, choose an available compression preset, and start compression. Review the resulting file size, then download the compressed PDF.
Frequently asked questions
Compression may reduce PDF size, but a smaller file is not guaranteed. Stronger compression can reduce visual quality. Review the result before using it as a replacement for the original.
Privacy
Your files never leave your computer.
Processing happens inside your browser.
Technical details
PDF pages are rendered and recompressed locally in the browser. This process may flatten page content and affect searchable text, selectable text, links, or other PDF features. Your PDF is not uploaded for processing.