ConvertIt Units Converter

This new Units Converter converts 55 different units in 9 categories. The very simple user interface is completely free of ads. It converts as you enter numbers - no Convert buttons to press. It also includes a 20-function scientific calculator. Converts the following units:
Angles: Degrees, Radians
Area: Sq. Inches, Sq. Feet, Sq. Miles, Sq. Millimeters, Sq. Meters, Sq. Kilometers, Acres, Hectares, Ping
Gas Mileage: Miles per Gallon, Kilometers per Liter
Length/Distance: Inches, Feet, Yards, Miles, Millimeters, Centimeters, Meters, Kilometers, Nautical Miles
Number Systems: Decimal (base 10), Binary (base 2), Octal (base 8), Hexadecimal (base 16), Roman Numerals
Speed: Inches per second, Feet per Second, Miles per Hour, Centimeters per Second, Meters per Second, Kilometers per Hour, Knots, Mach
Temperature: Fahrenheit, Celsius, Kelvin
Volume: Ounces, Pints, Quarts, Gallons, Cubic Feet, Milliliters, Centiliters (cc), Liters, Cubic Meters
Weight: Ounces, Pounds, Tons, Grams, Kilograms, Metric Tons, Grains, Drams

Calculator features: add, subtract, multiply, divide, percent, square, x to the power y, square root, inverse (1/x), sine, cosine, tangent, pi, checks whether a number is prime, finds greatest common factor (gcf) and lowest common multiple (lcm) of two numbers. Memory functions include M-plus, M-minus, M-recall, M-clear.