Convert units between miles and kilometers. Save and archive calculations. Share results via email. Reset with a shake gesture. Features Retina graphics and simple interface. Supports multiple languages.
Display planetary in various coordinate systems. Calculate and show past and future constellations. Track equinoxes, solstices, eclipses, planet oppositions, conjunctions, elongations, moon phases, distances, and nodes.
Calculate gas consumption for appliances using values and gas rate. Check against data badges or manufacturer guidelines. Supports Natural Gas, Propane, Butane, and LPG mixtures. Includes imperial, metric, and digital meter types.
Calculate duty periods by adjusting for time zones between start and end locations. Determine maximum duty periods for Hong Kong CAD. Calculate fuel uplift in kilograms, US gallons, and liters.
