Conversion Calculator

Convert between different units of measurement including length, weight, temperature, volume, area, and more. This comprehensive unit converter supports hundreds of conversion combinations.

Unit Converter

Conversion Category

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Conversion Result

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How to Use This Calculator

Select a conversion category, enter the value you want to convert, choose the source and target units, and the result will be calculated instantly. Use the swap button to quickly reverse the conversion direction.

Supported Conversions

Length

Meters
Kilometers
Centimeters
Millimeters
+4 more...

Weight

Kilograms
Grams
Pounds
Ounces
+2 more...

Temperature

Celsius
Fahrenheit
Kelvin

Volume

Liters
Milliliters
Gallons (US)
Quarts
+3 more...

Area

Square Meters
Square Kilometers
Square Centimeters
Square Feet
+3 more...

Speed

m/s
km/h
mph
ft/s
+1 more...

Time

Seconds
Minutes
Hours
Days
+3 more...

Energy

Joules
Kilojoules
Calories
Kilocalories
+3 more...

Frequently Asked Questions

How accurate are the conversions?

Our conversions use internationally accepted conversion factors and are accurate to several decimal places. Results are rounded for practical use.

Can I convert between different measurement systems?

Yes, you can convert between metric, imperial, and other measurement systems. For example, convert meters to feet, kilograms to pounds, or Celsius to Fahrenheit.

What's the difference between mass and weight?

Mass is the amount of matter in an object (measured in kg, g), while weight is the force of gravity on that mass (measured in N). In everyday use, we often use these terms interchangeably.