The program is used to display and calculate menstruation days depending on the possibility of conception (the calendar method) for a year, the maximum and minimum possibility of conception, ovulation and menstruation days. Additionally - the calendar (from 2000 to 2800) of religious and national holidays (it is possible to create and edit lists of holidays), personal holidays and dates, sexual contact days (specifying the day of the period, a comment, a subjective opinion), determining child conception and birth dates (with the signs of zodiac calculated), the days of possible conception for boys and girls, full moon days.     An unlimited number of profiles, password-protected profiles, the statistics of sexual contacts for a year, the tray icon with the main data about the current day, automatic startup.     The program runs under Win 2000, XP, 2003, Vista with .NET Framework version 2.0 or higher installed. The program is distributed as the evaluation version (months only until the current one and the current months are displayed). Registration is necessary to disable the limitations.