Lunar Flow Cycle

Your all-in-one period tracker, ovulation calendar and cycle coach. Log your period, predict your next one, follow your fertile window, and understand exactly what your body is telling you — on every day of your cycle.

SMART PERIOD TRACKING
Log your period start and end in seconds, and get accurate predictions for your next cycle, your fertile window and your ovulation day.

FERTILITY & OVULATION INSIGHTS
See your ovulation date and fertile window clearly, so you can plan with confidence — whether you're trying to conceive or simply tracking your rhythm.

ALL FOUR CYCLE PHASES
Follow your menstrual, follicular, ovulation and luteal phases with clear, everyday guidance for each one.

DAILY CYCLE INSIGHTS
Practical, evidence-referenced guidance for your current cycle day, drawing on trusted sources including the WHO, NHS, Mayo Clinic and ACOG.

SYMPTOM & MOOD TRACKER
Log flow, mood, energy and cramps, plus bloating, headaches, backache, breast tenderness and acne — then spot the patterns across your cycles.

HISTORY & TREND CHARTS
See charts for cycle length, period length and each symptom, along with your average cycle stats and a consistency score. Export your report to PDF and share it anywhere.

AI CYCLE COACH
Ask anything, any time. Get clear, personalised answers about your cycle, symptoms, PMS and everyday wellness.

CYCLE-SMART NUTRITION
Personalised diet plans matched to your goal and your cycle phase — including the nutrients to focus on, foods to enjoy and foods to avoid.

FASTING TIMER
Run 12, 14, 16 or 18 hour fasts with phase-aware guidance, background-safe timing and an alert the moment your fast is complete.

EXERCISE GUIDANCE
Animated, step-by-step workouts with durations and form tips, organised by cycle phase.

WELLNESS LIBRARY
Browse a growing library of articles across period health, nutrition, fitness, mental health and cycle education — with a curated list of medical references for deeper reading.

SMART REMINDERS
Optional alerts for period end, fasting windows and daily logs, so you're never caught off guard.

BEAUTIFUL, CALM DESIGN
A modern interface with a soft, translucent look that makes checking your cycle feel effortless.

PRIVACY FIRST
Your wellness data belongs to you. Secure account and private by design.

WHY LUNAR FLOW CYCLE?
Most period trackers stop at the first and last day of your period. Lunar Flow Cycle follows your entire cycle — menstrual, follicular, ovulation and luteal — with insights, guidance and tools that grow with you. Predict your next period, find your fertile window, understand PMS and mood swings, eat and exercise for your phase, and build habits that support your hormonal health.

Whether you're tracking to conceive, tracking to avoid conception, managing PCOS or PMS symptoms, or simply want to feel more in tune with yourself, Lunar Flow Cycle keeps everything in one calm, private place.

STAY INFORMED. STAY EMPOWERED. STAY IN TUNE.

SUBSCRIPTIONS
Lunar Flow Cycle offers optional auto-renewing subscriptions that unlock premium features, including AI Cycle Coach. Monthly and annual plans are available. Payment is charged to your App Store account at the time of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. You can cancel or manage your subscription anytime in your device's App Store settings. Your data is never sold.

By downloading Lunar Flow Cycle, you agree to our Privacy Policy and Terms of Use, available in the app under Settings.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/