Download on the App StoreDescription
Cycle AI is the next-generation period tracker that uses artificial intelligence to deliver predictions that get smarter every cycle. Beautifully designed, privacy-first, and built for understanding YOUR body — not the average.
▸ AI-POWERED CYCLE PREDICTIONS
Get accurate forecasts of your next period and ovulation window. Our AI shows you the confidence interval — no black-box predictions. The longer you log, the smarter it gets.
▸ COMPREHENSIVE TRACKING IN SECONDS
• Log period flow (None / Light / Medium / Heavy)
• 15+ common symptoms (cramps, bloating, headache, fatigue, more)
• Basal body temperature with °C/°F toggle
• Mood logging with quick emoji picker
• Whole day in under 30 seconds
▸ PHASE-BY-PHASE GUIDANCE
Discover what to eat, how to move, and how to care for yourself in each cycle phase:
• Menstrual — recovery + iron-rich foods
• Follicular — high-energy training + creativity boost
• Ovulation — peak performance window
• Luteal — slow down + comfort foods
▸ BEAUTIFUL CALENDAR VIEW
See your entire month at a glance. Predicted period days, logged days, and fertile window — all in one elegant view.
▸ SMART REMINDERS
Get reminders for period start, ovulation peak, and daily logging — all customizable.
▸ PRIVACY-FIRST PROMISE
• Zero data collection — your cycle data never leaves your device
• No account required
• No ads, no subscriptions, no tracking
• Open source privacy policy
Built for women who want to understand their bodies on their own terms.
— CycleAi Premium —
Optional Premium unlocks the full daily insight feed, symptom patterns, your typical cycle map, and the doctor report. Choose a one-time Lifetime purchase, or a yearly/monthly subscription. Subscriptions renew automatically unless cancelled at least 24 hours before the period ends; manage or cancel anytime in your Apple Account settings.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://github.com/fengyiqicoder/open/blob/main/cycleai/PRIVACY.md
