ACIO Ovulation Calendar is easy-to-use personal ovulation calendar of menstrual cycles, firtility and ovulations. It helps you to achieve or avoid pregnancy, or even enhance gender prediction. ACIO Ovulation Calendar helps you use a natural contraception method. It shows you the fertile days, ovulation days and predicts your baby's gender. The results are presented as a color-coded ovulation calender. Want to avoid pregnancy? The natural way to avoid unwanted pregnancy is to abstain from unprotected intercourse during your fertile days. The most fertile time is the day of ovulation. ACIO Ovulation Calendar shows the fertile days taking into account possible variations in your menstrual cycle, helping you avoid an unwanted pregnancy. Want to become pregnant? You are most fertile during the ovulation, so if you know the time of ovulation, this will help to determine the best days to conceive. Pregnancy calculator shows the probability of conception based on your ovulation time and other factors such as the life span of the egg and sperm. Want to choose the gender of your baby? ACIO Ovulation Calendar helps you calculate the perfect time for conception, increasing your chances of conceiving a boy or a girl.