Worldshade - day and night map is a unique home screen widget for iOS devices. It is designed to provide a quick and convenient way to determine the current position of the Earth, and the time of sunrise and sunset.

It is possible to add a widget to the home screen, by tapping and holding it on the iOS device.

This widget is designed for use on a home screen, and therefore, its appearance is optimized for this type of screen.

The data are retrieved from Worldshade - day and night map, which is a scientific project that aims to provide accurate data for sunrise and sunset.