Unit Converter
Convert between different units of length, weight, temperature, volume, and area
Unit Converter
Select category and units to convert
Conversion Result
Converted value and details
Enter a value and click convert to see the result
About Unit Conversions
Supported Categories
- • Length: Millimeters, centimeters, meters, kilometers, inches, feet, yards, miles
- • Weight: Milligrams, grams, kilograms, ounces, pounds, metric tons
- • Temperature: Celsius, Fahrenheit, Kelvin
- • Volume: Milliliters, liters, fluid ounces, cups, pints, quarts, gallons
- • Area: Square millimeters, square centimeters, square meters, square kilometers, square inches, square feet, square yards, acres, hectares
Features
- • Convert between any units in the same category
- • Swap units with one click
- • High precision calculations
- • Support for metric and imperial units
Use Cases
- • Cooking and baking measurements
- • Construction and engineering
- • Scientific calculations
- • International travel
Frequently Asked Questions
How do I convert Celsius to Fahrenheit?▾
Use F = C × 9/5 + 32. For example, 20°C is (20 × 9/5) + 32 = 68°F. To go the other way, use C = (F − 32) × 5/9.
How many kilometers are in a mile?▾
1 mile equals approximately 1.60934 kilometers. Conversely, 1 kilometer is about 0.62137 miles.
What's the difference between a US and UK gallon?▾
A US gallon is about 3.785 liters, while a UK (Imperial) gallon is about 4.546 liters — roughly 20% larger. Our converter lets you choose between them.
How accurate are the conversions?▾
Conversions use internationally standardized factors and are accurate to many decimal places. Results are rounded for display but calculated at full precision.