Unit Converter

2 tools

Unit Converter

Convert between all common measurement units online. Temperature: Celsius to Fahrenheit, Fahrenheit to Celsius, Celsius to Kelvin, Kelvin to Fahrenheit. Length: kilometers to miles, miles to kilometers, meters to feet, feet to meters, inches to centimeters, yards to meters. Weight: kilograms to pounds, pounds to kilograms, grams to ounces, ounces to grams. Volume: liters to gallons, gallons to liters, milliliters to fluid ounces. Speed: km/h to mph, mph to km/h, m/s to knots. Free and instant.

Roman Numeral Converter

Convert numbers to Roman numerals and Roman numerals back to integers online. Supports all values from 1 (I) to 3999 (MMMCMXCIX). Roman numerals use the symbols I (1), V (5), X (10), L (50), C (100), D (500), and M (1000). Useful for clock faces, book chapters, movie sequels, outlines, and historical date notation.