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Convert units.
A practical unit converter for everyday calculations. Choose a unit, enter a number and get your answer instantly.
⚡ Instant results
◌ Runs in your browser
CONVERTER
Length
RESULT
—
Use a point or comma for decimals.
ALL IN ONE PLACE
Useful units
Five categories, everyday units and instant results.
HOW IT WORKS
From a number
to an answer.
01
Choose a category
Length, area, mass, volume or temperature.
02
Enter a value
The result changes instantly, with no submit button.
03
Copy your result
Copy it with one click and get on with your work.
Practical conversions
Formulas, tables and worked examples for specific units.
Hectares to ares
Convert land and plot area
Inches to centimeters
Screen diagonals and everyday dimensions
Kilograms to pounds
Kilograms and international pounds (lb)
Centimeters to inches
cm to inches
Millimeters to inches
mm to inches
Centimeters to meters
cm to m
Meters to centimeters
m to cm
Meters to inches
m to in
Inches to meters
in to m
Pounds to kilograms
lb to kg
Milliliters to liters
mL to L