Woman Calendar S60 is a women's personal calendar, which: Let's you plan your sexual life and use the natural method of contraception. You can easily view and determine the "safe" and "unsafe" times during your cycle. Keeps records of your cycle and predict future cycles, making it possible for you to plan menstruation-free events. Calculates your ovulation dates and makes predictions of your most fertile days. Gives you the ability to compare your data from cycle to cycle. Helps in family planning.Natural family planning (NFP) rely on the fact that there is only a short period of time in the monthly cycle when a woman can get pregnant. The software uses the day of your last menstrual bleeding and the average number of days in menstrual cycle to indicate days with increased probability of getting pregnant. With Woman Calendar S60 you can easily determine these days and use the natural method of contraception. Plus there's more: Start-up password for user privacy. Quick graphical view of the length of your past periods. Free text notes.