HomeAppsMedicalFertility CalendarApps like Fertility Calendar Here are some great alternatives to Fertility Calendar by Klimaszewski Szymon : Ovulation Tracker & Fertility ★4.5 Ovulation Tracker & Fertility ★4.3 Fertility Friend Ovulation App ★4.7 Period Calendar ★4.4 Period Tracker & Fertile days ★4.1 Ovulation Tracker App - Premom ★4.6 Period Tracker - My Calendar ★4.7 Ovulation Calculator & Tracker ★3.9 Ovulation Calendar & Fertility ★4.8 My Period : Period Tracker ★4.5 period calendar & fertility ★4.3 Ladytimer Period Calendar ★4.2 Ovulation & Period Tracker Pro ★5.0 Ovulation Tracker & Calculator ★4.8 FemX Period &Ovulation Tracker ★3.8 Ovulation: Period Tracker ★4.6