Period Tracker - Menstrual Calendar with Ovulation & Fertility Calculator to Get Pregnant!

Period Tracker helps you determine your fertile days of the month, so you can either achieve or avoid pregnancy. The calendar uses the date of your last period and shows the next period date, the best days to conceive a girl or a boy, your ovulation day and when you should avoid pregnancy. The application works best for women with regular menstrual cycles, the average cycle length is also a valid way to predict when the ovulation should happen.