Unit Converter
Convert between common units of length, weight, area, volume, temperature and speed. Select a category, enter a value and choose your units to convert instantly.
How It Works & Formula
Each category uses standard conversion factors. For example, 1 kilometer = 1000 meters, 1 kilogram = 1000 grams, and temperature uses dedicated formulas.
Frequently Asked Questions
Which categories are supported?
Length, weight, area, volume, temperature and speed are all supported.
How do I convert Celsius to Fahrenheit?
Choose the temperature category, select Celsius as the source and Fahrenheit as the target, then enter your value.
Are the conversions exact?
Yes, they use standard conversion factors and formulas accurate to four decimal places.