This unit converter is the most intuitive and easy to use. It also has a beautiful and optimized UI. Available unit conversions include: - Currency (US dollar, CDN dollar, pound, peso, etc) - Temperature (celsius, fahrenheit, kelvin, etc) - Length (kilometer, miles, meter, yard, feet, etc) - Mass/Weight (kilogram, pound, ounce, ton, stone, etc) - Speed (km/h, mph, knot, etc) - Area (square kilometer, square mile, hectare, acre, etc) - Cooking Volume (teaspoon, tablespoon, cup, pint, quart, ounc