The ovulation calculator / ovulation calendar is important for women who wish to plan or want to avoid pregnancy. Ovulation occurs only one day in the menstrual cycle of a woman. Menstruation occurs 2 weeks after ovulation. However ovulation time from the start of the menstrual cycle can vary. This ovulation calculator/ Ovulation Calendar helps to predict the exact time of ovulation and the time to plan your baby or avoid a baby.

An ovulation calendar or an ovulation calculator, is most useful for women whose menstrual cycles are regular. The calculator works by simply entering the first day of your last menstrual period and the Length of that cycle. Once this information is entered the ovulation calculator will show your approximate day of ovulation and the days when you are likely to get pregnant. Good Luck!!