Unit converter tools

A collection of the most popular and useful tools that help you easily convert day-to-day data.

Popular tools

Convert a number to Roman numerals.

Convert Roman numerals to a number.

Convert Kelvin to Celsius temperature units.

Convert Kelvin to Fahrenheit temperature units.

Convert Celsius to Kelvin temperature units.

Convert kilometers per hour to miles per hour.

Unit converter tools

A collection of the most popular and useful tools that help you easily convert day-to-day data.

Convert Celsius to Fahrenheit temperature units.

Convert Celsius to Kelvin temperature units.

Convert Fahrenheit to Celsius temperature units.

Convert Fahrenheit to Kelvin temperature units.

Convert Kelvin to Celsius temperature units.

Convert Kelvin to Fahrenheit temperature units.

Convert miles per hour to kilometers per hour.

Convert kilometers per hour to miles per hour.

Convert a number to Roman numerals.

Convert Roman numerals to a number.