Unit Converter Online

Unit Converter Online - Use Our Metric Conversion Tools Free

Metric Conversion Calculator

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Unit Converter Online is a free service which features metric, imperial and our customary fashion. It provides conversion calculators, other useful general calculation tools and thousands of units, definitions and formulas. Also provides some metric conversion tables of common units. Online conversion of measurement units is easy to understand and convenient to use, simply click to go specific conversion page. Please select a calculator from below and convert the units of that category.

Distance and Length.

Metric and imperial length conversions for meter, centimeter, inch, foot, yard, kilometer, mile, millimeter, nautical mile and many more.

Weight and Mass.

Convert many metric and imperial weight units such as pound, kilogram, gram, ounce, carat, ton, stone, ......

Volume and Capacity.

Metric and imperial volume conversions for liter, gallon, cup, quart, ounce, cubic meter, cubic feet and many more.Access the most popular volume charts.

Temperature.

Celsius, fahrenheit, kelvin, reaumur and rankine.Includes charts, formulas and definitions.

Pressure.

Convert many pressure units, atmospheres, bar, pascal, Kilopascal, kpa, psi, torr, ...

Velocity and Speed.

Metric and imperial speed conversion, meter per second, foot per minute, kilometers per hour, miles per hour, inch per second, Knot, ...

Fuel Efficiency.

Fuel efficiency is a form of thermal efficiency. The overall fuel efficiency may vary from different device.

Area.

Area is a quantity that expresses the extent of a two-dimensional surface or shape, or planar lamina, in the plane.

Time Efficiency.

Time is one of the seven fundamental physical quantities in the International System of Units.

Data Storage.

The computer data storage is a computer technology which is a non-SI quantity. Computer information is in the form of "1" and "0"s in different types of storages.

Energy.

In physics, energy is an indirectly observed physics quantities, also is one of the basic quantitative properties that describes the object's state or a physics system

Power.

Power: In physics, power is the rate at which energy is used, transferred, or transformed. The SI unit of power is the watt.

Torque.

Torque, moment of force or moment, is the tendency of a force to rotate an object about an axis, fulcrum, or pivot.

Angle.

An angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle.

Frequency Wavelength.

Frequency is the number of occurrences of a repeating event per unit time, also referred to as temporal frequency.

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