Unit Converter: Length, Weight

Instantly convert units across 11 categories, from length, weight, and temperature to area, speed, data capacity, pressure, and fuel economy. ◆ Supported Categories (11) ・Length: mm / cm / m / km / in / ft / yd / mi ・Weight: mg / g / kg / t / oz / lb / st ・Temperature: °C / °F / K ・Volume: mL / L / m³ / tsp / tbsp / cup / fl.oz / gal ・Area: m² / km² / ha / a / tsubo / ft² / ac ・Speed: m/s / km/h / mph / kn / ft/s ・Time: s / min / h / d / wk / yr ・Data: B / KB / MB / GB / TB ・Pressure: Pa / kPa / hPa / bar / atm / mmHg / psi ・Energy: J / kJ / cal / kcal / Wh / kWh ・Fuel Economy: km/L / L/100km / mpg ◆ Key Features ・Simultaneously convert and display all units in a category from a single input ・Supports common Japanese units like tsubo, a, tsp, and tbsp ・No formulas needed; just enter the number This app is free to use. It requires no internet connection and works reliably offline.