All unit conversions

100 conversion pages, each with a live converter, the exact formula and a conversion table.

Length conversions

Length converter →

Inches → Centimeters

Centimeters → Inches

Feet → Meters

Meters → Feet

Miles → Kilometers

Kilometers → Miles

Millimeters → Inches

Inches → Millimeters

Feet → Centimeters

Centimeters → Feet

Yards → Meters

Meters → Yards

Inches → Feet

Feet → Inches

Meters → Centimeters

Kilometers → Meters

Nautical Miles → Miles

Miles → Feet

Weight conversions

Weight converter →

Pounds → Kilograms

Kilograms → Pounds

Ounces → Grams

Grams → Ounces

Stone → Pounds

Stone → Kilograms

Kilograms → Stone

Pounds → Ounces

Ounces → Pounds

Grams → Pounds

Pounds → Grams

Milligrams → Grams

Metric Tons → Pounds

US Tons → Metric Tons

Temperature conversions

Temperature converter →

Fahrenheit → Celsius

Celsius → Fahrenheit

Celsius → Kelvin

Kelvin → Celsius

Fahrenheit → Kelvin

Kelvin → Fahrenheit

Volume conversions

Volume converter →

Cups → Milliliters

Milliliters → Cups

Fluid Ounces → Milliliters

Milliliters → Fluid Ounces

Gallons → Liters

Liters → Gallons

Tablespoons → Milliliters

Teaspoons → Milliliters

Tablespoons → Teaspoons

Cups → Tablespoons

Quarts → Liters

Liters → Quarts

Pints → Milliliters

Cups → Fluid Ounces

Gallons → Cups

Liters → Cups

UK Gallons → Gallons

Cubic Feet → Gallons

Cubic Meters → Liters

Area conversions

Area converter →

Square Feet → Square Meters

Square Meters → Square Feet

Acres → Hectares

Hectares → Acres

Acres → Square Feet

Square Feet → Acres

Square Miles → Square Kilometers

Square Kilometers → Square Miles

Square Inches → Square Centimeters

Square Yards → Square Feet

Acres → Square Meters

Square Meters → Square Yards

Speed conversions

Speed converter →

Miles Per Hour → Kilometers Per Hour

Kilometers Per Hour → Miles Per Hour

Knots → Miles Per Hour

Miles Per Hour → Knots

Meters Per Second → Kilometers Per Hour

Kilometers Per Hour → Meters Per Second

Meters Per Second → Miles Per Hour

Feet Per Second → Miles Per Hour

Data storage conversions

Data storage converter →

Megabytes → Gigabytes

Gigabytes → Megabytes

Gigabytes → Terabytes

Terabytes → Gigabytes

Kilobytes → Megabytes

Megabytes → Kilobytes

Gigabytes → Gibibytes

Gibibytes → Gigabytes

Terabytes → Tebibytes

Bits → Bytes

Megabytes → Mebibytes

Time conversions

Time converter →

Hours → Minutes

Minutes → Hours

Minutes → Seconds

Seconds → Minutes

Days → Hours

Hours → Days

Weeks → Days

Years → Days

Days → Weeks

Months → Days

Years → Weeks

Milliseconds → Seconds