Converters
Length, weight, temperature, speed, time, data, currency, volume, area, pressure, energy, cooking, shoe & clothing sizes, height, and km/miles.
Length converter Meters, kilometers, miles, feet, inches, and more. Weight converter Kilograms, pounds, ounces, grams. Temperature converter Celsius, Fahrenheit, and Kelvin. Speed converter km/h, mph, m/s, knots. Time converter Seconds through weeks. Data size converter KB, MB, GB, TB with SI and binary prefixes. Currency converter FX rates from a public API with cache. Volume converter Litres, millilitres, US gallons, cubic metres. Area converter m², ft², acres, hectares. Pressure converter Pa, bar, psi, atm. Energy converter J, kWh, kcal, cal. Cooking measures US cup (240 ml), tbsp, tsp, ml. Shoe size converter See EU, US, and UK shoe sizes side by side—perfect when you shop online across regions. Fit still varies by brand, width, and kids vs adult sizing. Clothing size converter Illustrative dress sizes; cuts differ by brand. Height converter (cm to ft/in) cm → feet and inches with inch remainder. Kilometres and miles Swap km and mi using standard conversion.