Measurement & Conversion Calculators

Convert fraction dimensions, plan scales, or measurements instantly for construction and engineering projects.

Amps to Watts Calculator

Convert electrical current (Amps) into power (Watts) using your voltage.

Centimeters to Feet Converter

Convert metric length in centimeters directly to feet and inches.

Fuel Consumption Calculator

Calculate your vehicle gas mileage in MPG or L/100km easily.

Gallons to Ounces Converter

Convert US liquid gallons into fluid ounces (fl oz) and cups.

Gallons to Pounds Converter

Estimate the weight of a liquid (like water, milk, or gasoline) in pounds based on its volume in gallons.

Gold Weight Converter

Convert precious metal weights between Troy ounces, grams, and Pennyweights (dwt).

Hertz to Seconds Converter

Convert wave frequency in Hertz (Hz) to period in seconds or milliseconds.

Hex to Decimal Converter

Convert base-16 hexadecimal numbers into base-10 decimal numbers instantly.

Inch-pounds to Foot-pounds Converter

Convert torque from inch-pounds (in-lbs) to foot-pounds (ft-lbs) for mechanics.

Kilograms to Pounds Converter

Convert metric mass (kg) to imperial weight (lbs) quickly and accurately.

Kilos to Stone and Pounds

Convert metric kilograms (kg) into British stones (st) and pounds (lbs).

Length & Distance Converter

Convert distance and length measurements easily between meters, kilometers, miles, and feet.

Liquid Volume to Mass Calculator

Convert any liquid volume (liters, gallons, cups, fl oz) to its equivalent mass or weight (kg, grams, pounds) using substance density.

Liters to Fluid Ounces Converter

Convert metric liters into fluid ounces (fl oz) for both US and Imperial systems.

Liters to Gallons Converter

Convert liquid volume from metric Liters to US or UK Imperial Gallons.

Liters to Tons Converter

Convert liquid volume in Liters to mass in Metric Tons based on fluid density.

Lumens to Watts Converter

Estimate the power usage (Watts) of a light bulb based on its brightness (Lumens).

Mass & Weight Converter

Convert seamlessly between kilograms, pounds, grams, and ounces.

Miles Per kWh Calculator

Convert your Electric Vehicle (EV) efficiency from kWh/100mi to mi/kWh.

Millimeters to Inches Converter

Convert metric mm to decimal inches and fractional inches (e.g. 1/16) for carpentry.

Newton-Meters to ft-lbs Converter

Convert torque from metric Newton-Meters (Nm) to imperial Foot-pounds (ft-lbs).

Nm to ft-lb Converter

Quickly convert torque values from Newton-Meters (Nm) to Foot-Pounds (ft-lb).

Ounces to Pounds Converter

Convert weight from pure ounces into pounds and remaining ounces.

Stone to Pounds Converter

Convert British body weight measured in Stone (st) into total Pounds (lbs) and Kilograms.

Weight to Volume Converter

Convert the mass/weight of an object into its physical volume based on its density.