A free program for Android, by MCZ.

If you are trying to get pregnant or have a baby, you might be looking for the best day to try for a baby. When do you think you have the greatest chance of getting pregnant? When does your period begin to increase in volume and intensity?

Period Calendar can help you calculate and visualize the most fertile time for pregnancy based on your menstrual cycle and provide you with a reminder when you need to take care of your health.

If you are planning to get married or have a romantic date, you might be looking for the best day to try for a baby.

Period Calendar can help you visualize the most fertile time for marriage based on your menstrual cycle and provide you with a reminder when you need to take care of your health.