JCalendar for Windows

Keep track of Jewish holidays and zmanim throughout the year. JCalendar will calculate the dates of holidays, sunrise, sunset and nightfall times based on your zip code and more. Convert from common to hebrew dates and read about the history of Jewish holidays.

Version 1.1 adds historical notes explaining the story of each holiday, also adds feature where user can punch in zip code and software will automatically calculate sunrise, sunset and nightfall times using proper daylight saving time rules.