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Convert between length, weight, and temperature units. Pick a category, enter a value, and see the result instantly.
Length covers millimeters to miles, weight covers milligrams to tons, and temperature covers Celsius, Fahrenheit, and Kelvin. Switch categories using the dropdown — the unit lists update automatically.
Length, weight, and temperature, using the most common units for each.
Standard published conversion factors are used, accurate to several decimal places.