All Unit Converters

Free online length converter with 40+ units. Convert meters, feet, inches, kilometers, miles, centimeters instantly. Accurate formulas, examples & conversion tables.

Free online weight converter with 25+ units. Convert kilograms, pounds, ounces, grams, stones instantly. Accurate formulas, examples & conversion tables for cooking, fitness, shipping.

Free online temperature converter. Convert between Celsius (°C), Fahrenheit (°F), Kelvin (K) instantly. Accurate formulas, examples & conversion tables for weather, cooking, science.

Free online volume converter with 30+ units. Convert liters, gallons, milliliters, cups, fluid ounces instantly. Accurate formulas, examples & conversion tables for cooking, chemistry, fluids.

Free online speed converter with 15+ units. Convert mph, km/h, meters per second, knots, Mach instantly. Accurate formulas, examples & conversion tables for driving, aviation, physics.

Free online area converter with 20+ units. Convert square meters, square feet, acres, hectares instantly. Accurate formulas, examples & conversion tables for real estate, land, construction.

Free online pressure converter with 17+ units. Convert PSI, bar, pascal, atmospheres, mmHg instantly. Accurate formulas, examples & conversion tables for automotive, HVAC, weather, medical, engineering.

Free online energy converter with 15+ units. Convert kilowatt-hours (kWh), joules, calories, BTU instantly. Accurate formulas for electricity bills, nutrition, physics, HVAC calculations.

Convert between watts, kilowatts, horsepower, BTU/h and all power units. Used for appliance ratings, engine specs, HVAC capacity, and electrical systems.

Convert between degrees, radians, gradians, arcminutes, arcseconds and all angle units. Used in geometry, trigonometry, navigation, surveying, and astronomy.

Convert between newtons, pounds-force, kilonewtons, dynes and all force units. Used in physics, engineering, structural design, and mechanics.

Convert between hertz, kilohertz, megahertz, gigahertz, RPM, BPM and all frequency units. Used for electronics, radio communications, computer processors, engine speed, and music.

Free online time converter for 15+ units. Convert seconds to minutes, hours to days, weeks to years instantly. Accurate calculations for scheduling, project planning & scientific work.

Free online data storage converter for 20+ units. Convert bytes to KB, MB to GB, TB to PB instantly. Handles both decimal (KB) and binary (KiB) systems. Perfect for computing & tech.

Free online data transfer converter for network speeds. Convert Mbps to MB/s, kbps to Gbps, bandwidth calculations. Perfect for internet speeds, downloads, and network planning.

Free online fuel consumption converter. Convert MPG to L/100km, km/L to MPG, fuel efficiency calculations. Compare US/UK gallons, calculate fuel costs & savings instantly.