Sunrise and Sunset timings for any place in the world and for any date. App also will show you civil twilight timings, time of zenith and day duration.

You can choose one of 240 locations of the world, or add up to 4 your locations.

To add user location you need to know latitude, longitude (decimal) and local offset (UTC time zone - winter time if available) of this place. Also, you can add local latitude and longitude by GPS ("Get GPS Coordinates" button).