Your cycle.
Your rhythm.
Your power.
Luna uses AI to learn your unique biological rhythm — tracking cycles, symptoms, and wellness across every stage of life.
Understand Every Phase of Your Cycle
Luna tracks your unique biological markers to help you sync your lifestyle with your body's natural changes.
Menstruation
Days 1-5A time for rest and self-care as your body begins its new cycle.
Follicular
Days 6-12Estrogen rises, bringing a boost in physical and mental vitality.
Ovulation
Days 13-15The peak of your cycle. You're at your most vibrant and social.
Luteal
Days 16-28Progesterone peaks. Focus on comfort and emotional wellbeing.
Built Around You. Powered by AI.
AI Cycle Prediction
Advanced machine learning that adapts to your unique rhythm, even for irregular cycles.
Smart Symptom Tracking
Log mood, pain, energy, and flow with one intuitive tap. Gain insights into hidden patterns.
Fertility Insights
Accurate ovulation windows with confidence ranges based on your biological data.
Wearable Sync
Seamless integration with Apple Health, Fitbit, Oura Ring, and more for total wellness tracking.
Telemedicine Ready
Quickly export reports for your doctor or schedule OB/GYN consultations directly in-app.
Total Privacy
On-device processing and end-to-end encryption. Your data belongs to you, always.
How it works
Getting started with Luna is simple. Start your journey in three easy steps.
Sign Up in 2 Minutes
Quick onboarding, choose your life stage: cycle, pregnancy, or menopause.
Log Daily
Quick one-tap symptom entry, and seamlessly connect your wearables.
Gain Insights
AI reveals your patterns and gives personalized health recommendations.
Get 1 Full
Year Free
Join our first 500 members and unlock all premium features at no cost. $4.99/mo locked in forever after year 1.
* 373 founding spots left at this rate
Built for Women Like You
Real stories from our founding community
Sarah M.
Cycle & Mood Tracking
"Luna helped me finally understand why my energy plummeted every 3rd week. The AI predictions are spookily accurate."
Elena R.
PCOS Management
"Managing PCOS felt impossible until Luna. The symptom tracking and doctor reports have been a total game-changer for my OB/GYN visits."
Jessica K.
Postpartum & Transition
"Transitioning back to a normal cycle after pregnancy was confusing. Luna gave me the clarity and calm I needed during a stressful time."
Choose Your Journey
Basic Luna
Essential tracking for everyone.
Luna Premium — Founding Year
Your first full year free. Then $4.99/mo — locked in forever.
Luna Family
Healthy rhythms for the whole home.
Your health journey starts tonight.
Be among the first women to track, understand, and own their biological rhythm — powered by AI.
No credit card required. Cancel anytime.
Luna is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.