JD Converter is an easy to use tool for the purpose of converting calendar date to Julian date and vice-versa for 1900 to 2100. Both local and UTC dates are supported.
The application comes with a 2x2 widget which shows current date and Julian day of the year. For phones in portrait mode.
Keywords: astronomy, date, time, julian date
Tags: calendar date design , julian date calendar , moon watcher requio web design