HomeAppsMedicalNatural Cycles - Birth ControlApps like Natural Cycles - Birth Control Here are some great alternatives to Natural Cycles - Birth Control by NaturalCycles AG : Period Calendar Period Tracker β 4.9 Period Tracker & Ovulation App β 3.8 Ladytimer Period Calendar β 4.2 Clue Period & Cycle Tracker β 4.3 My Period : Period Tracker β 4.5 Period Tracker Ovulation Cycle β 4.3 Menstrual Cycle Period Tracker β 4.0 Period Tracker Ovulation Cycle β 4.4 Period Tracker - My Calendar β 4.6 iYoni: Track Fertility & Cycle β 4.5 Period Tracker & Ovulation App β 3.4 Ovulation Tracker App - Premom β 4.7 Ladytimer Ovulation Calendar β 4.7 Period Tracker Period Calendar β 4.6 Charting App β 4.3 Ovia: Fertility, Cycle, Health β 4.5