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Private period tracker with ovulation, cycle and intimacy tracking.
Sera is a private period tracker, ovulation tracker, fertility calendar, and cycle tracker for women and couples. Track your period, fertile days, ovulation, PMS, moods, symptoms, intimacy, and cycle patterns in one simple app. If you choose, connect your partner so they can better understand your cycle too. No subscriptions. No paywalls. No account required. No ads. Just clear cycle tracking designed around privacy, simplicity, and better understanding. TRACK YOUR CYCLE • Log period start and end dates • Predict upcoming periods • Track fertile days and ovulation windows • Record menstrual flow, pain, cramps, fatigue, cravings, energy, and other symptoms • Track moods and emotional changes • Record discharge and intimacy privately • View your cycle in a clean fertility calendar • Follow patterns across previous cycles Predictions adapt to the cycle information you record, helping you understand your personal patterns over time. PERIOD TRACKING FOR COUPLES Sera is more than a personal period calendar. Connect with your partner using a private connection code and choose to share relevant cycle information. Your partner can better understand your current cycle phase, period timing, fertile window, ovulation, moods, and symptoms. Less guessing. Better communication. More understanding. PRIVACY BY DESIGN Your menstrual and intimate health information is personal. • No account or login required • Anonymous use • Works offline • No advertising • No hidden tracking • No subscriptions • No paywalls • You decide whether to connect a partner OVULATION & FERTILITY TRACKER Use Sera as an ovulation tracker and fertility calendar to better understand your cycle. • Estimate fertile days • See predicted ovulation windows • Follow cycle phases in a visual calendar • Monitor changes in cycle length • Track symptoms alongside fertility information Sera is a cycle awareness tool and is not intended to replace professional medical advice or contraception. MOOD & SYMPTOM TRACKER Your cycle is more than period dates. Track recurring patterns involving mood, energy, cramps, headaches, fatigue, libido, cravings, menstrual flow, and other symptoms. INTIMACY TRACKER Privately record intimate moments alongside your cycle and observe possible patterns between intimacy, libido, mood, fertility, and cycle phases. HEALTH CONNECT Sera supports Health Connect, helping you integrate compatible health information into your Android health ecosystem. WHY SERA? Many period tracker apps are overloaded with subscriptions, ads, accounts, and unnecessary features. Sera focuses on what matters: • Period tracker • Menstrual cycle calendar • Ovulation tracker • Fertility tracker • Fertile window predictions • PMS and symptom tracker • Mood tracker • Intimacy tracker • Couple cycle sharing • Partner connection • Cycle history and patterns • Offline support • Anonymous use without an account • Health Connect support • No subscriptions or paywalls • Clean, calm interface Whether you want to track your period, understand PMS, monitor ovulation and fertility, follow long-term cycle patterns, or help your partner understand your cycle better, Sera keeps it together in one private and easy-to-use place. Sera: understand your cycle. Share it with the person you trust.