Country Codes

Lookup ISO 3166 codes and internet domains (TLD) for all countries.

Car Plate Codes

Find out which country an international car registration code belongs to.

Moon Phase Calculator

Determine the lunar phase, moon age, and illumination percentage for any date.

Pizza Area Calculator

Compare the total areas and prices of different pizzas to find the most cost-effective deal.

Length Converter

Convert length measurement units including meters, kilometers, inches, feet, and miles.

Weight Converter

Accurately translate mass and weight between kilograms, grams, pounds, and ounces.

Volume Converter

Convert liquid and spatial capacities between liters, gallons, pints, and fluid ounces.

Area Converter

Convert between various area measurement units including square meters, hectares, acres, and square feet.

Temperature Converter

Translate temperatures instantly between Celsius, Fahrenheit, and Kelvin scales.

Speed Converter

Convert speed and velocity measurements between km/h, mph, m/s, and knots.

Digital Data Converter

Convert digital storage capacities between bits, bytes, kilobytes, megabytes, gigabytes, and terabytes.

Distance Calculator

Calculate the shortest great-circle distance between two GPS coordinates.

Geographic Coordinate Converter

Convert GPS coordinates between Decimal Degrees (DD), DMS, and DDM formats.

Kinematics Calculator

Solve uniform acceleration motion equations (SUVAT) for velocity, acceleration, time, and distance.

Feels Like Calculator

Calculate the perceived 'feels like' temperature (wind chill) based on actual air temperature and wind speed.