Unit Converter

Convert between different units of measurement

Step 1Select units and enter a value to convert
Convert Units
Select unit types and enter values to convert
Step 2Or pick a common conversion below
Common Conversions
Frequently used unit conversions
Length Conversions
  • 1 inch = 2.54 centimeters
  • 1 foot = 0.3048 meters
  • 1 yard = 0.9144 meters
  • 1 mile = 1.60934 kilometers
  • 1 meter = 3.28084 feet
  • 1 kilometer = 0.621371 miles
Weight Conversions
  • 1 ounce = 28.3495 grams
  • 1 pound = 0.453592 kilograms
  • 1 stone = 6.35029 kilograms
  • 1 kilogram = 2.20462 pounds
  • 1 gram = 0.035274 ounces
  • 1 metric ton = 2204.62 pounds
Temperature Conversions
  • °F = (°C × 9/5) + 32
  • °C = (°F - 32) × 5/9
  • K = °C + 273.15
  • °C = K - 273.15
  • 0°C = 32°F = 273.15K (freezing point of water)
  • 100°C = 212°F = 373.15K (boiling point of water)

About Our Unit Converter

Our free online unit converter makes it easy to convert between different units of measurement. Whether you need to convert inches to feet, pounds to kilograms, or Fahrenheit to Celsius, our tool provides accurate conversions instantly.

Supported Conversion Types

  • Length - Convert between millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles
  • Weight - Convert between milligrams, grams, kilograms, ounces, pounds, stone, and metric tons
  • Volume - Convert between milliliters, liters, cubic meters, pints, quarts, gallons, and fluid ounces
  • Temperature - Convert between Celsius, Fahrenheit, and Kelvin
  • Time - Convert between milliseconds, seconds, minutes, hours, days, weeks, months, and years

Frequently Asked Questions

How accurate are the conversions?

Our unit converter uses standard conversion factors and provides results with high precision. For most practical purposes, the conversions are accurate to several decimal places, which is sufficient for everyday use.

Can I convert between multiple units at once?

Yes, you can enter a value in one unit and see the equivalent in another unit. The tool also keeps a history of your recent conversions for easy reference.

Why do I need a unit converter?

Unit converters are useful in many situations, such as cooking (converting between metric and imperial measurements), travel (understanding distances and temperatures in different countries), science and engineering projects, and everyday calculations.

How do I convert between temperature units?

Temperature conversions use specific formulas rather than simple multiplication factors. Our converter handles these calculations automatically, using the correct formulas for Celsius, Fahrenheit, and Kelvin conversions.