Athena: Period & Cycle Tracker

Your cycle is nobody's business but yours. Athena is a private period and cycle tracker: no account, no cloud sync, no ads. Everything you log stays on your phone. HONEST PREDICTIONS • Period, fertile window and ovulation forecasts that learn your cycle, and say so when they're not sure instead of inventing dates • Irregular cycles, PCOS and long cycles handled without judgment • A week-ahead view of what your cycle is likely to bring, learned from your own patterns EVERY LIFE STAGE • TTC mode with ovulation and DPO tracking when you're trying to conceive • Birth control modes and a pill reminder that hide fertility guesswork you don't need • Pregnancy mode, with endings handled gently • Perimenopause and menopause tracking built on the STRAW+10 staging clinicians use MORE THAN DATES • Log symptoms, PMS, moods, flow, temperature and more • Endometriosis and PCOS support: track what matters, see what returns each cycle • Cycle guidance graded by evidence, with clinician red flags where they belong • Apple Watch wrist temperature can confirm ovulation, on your device YOURS TO KEEP • Import from Flo, Clue or CSV in minutes • Export a PDF cycle report for appointments • Encrypted backup you hold the key to • Home screen widget and Apple Watch app • 26 languages No account. No ads. No data brokers. Your health data never leaves your phone. Terms of service: https://athenacycle.app/terms Privacy policy: https://athenacycle.app/privacy