Freedom Units

Free yourself from units you don't like

Upload PDF

Drop or Browse

Target System

Metric

Imperial

Ready to Convert

Upload a PDF file to automatically detect and convert measurements between metric and imperial units.

Supported: Length, weight, temperature, pressure, volume, and more!

About Freedom Units

Freedom Units helps engineers, scientists, and researchers view technical PDFs and automatically see measurements converted between Metric and Imperial directly in the browser. Upload a PDF, choose a target system, then hover the yellow highlights to see the conversions.