Cyla - Private Period Tracker

Period tracker that keeps everything on your device. No accounts, no cloud, no servers — just you and your phone. Cyla learns your unique cycle and gives you personalised insights that get smarter with every log. WHAT'S FREE — ALWAYS • Period tracking with automatic cycle detection • Daily logging: flow, mood, energy, sleep, symptoms • Cycle predictions that improve over time • Calendar with cycle history • Cycle irregularity alerts UNLOCK EVERYTHING (one-time purchase) • Fertility tracking: temperature, cervical mucus, ovulation tests • Contraception side effect matching • Headache and migraine pattern detection • PMS prediction and sleep analysis • Exercise guidance tailored to your cycle phase • Trying to Conceive mode with timing insights • Pregnancy mode: week-by-week guidance and due date • Postpartum recovery tracking • Data export for doctor appointments PRIVACY FIRST Your health data never leaves your device. No accounts to create, no data uploaded, no tracking. When you delete the app, your data is gone — because we never had it. EVERY STAGE OF YOUR JOURNEY From first periods to menopause, Cyla adapts. Perimenopause pattern detection, postpartum period return guidance, and breastfeeding-aware insights — all explained in plain language. WORKS WITH APPLE WATCH Reads wrist temperature and heart rate data from Apple Health to enhance predictions without manual tracking. Cyla is not a medical device and should not be used as contraception. Predictions are estimates. Always consult a healthcare provider for medical decisions.