Unit Converter

A fast, accurate unit converter for the measurements people look up most: length (cm to inches, mm to inches, feet to meters), weight (kg to lbs, grams to ounces), temperature (Celsius to Fahrenheit), and volume (cups to ml, ounces to cups). Every conversion uses the exact, internationally-defined factor — no rounding shortcuts.

Pick a conversion below for an instant calculator, the exact formula, a worked example, and a full reference table. Switch direction with one tap, and read the result in your own number format (1,234.56 vs 1.234,56).