The intermittent fasting app
you buy once.
No subscriptions. No ads. No account required. Just a beautiful intermittent fasting tracker with cycle-synced protocols and complete privacy.
App Store
Google Play
Everything you need to fast smarter
A complete fasting tracker that respects your body, your wallet, and your privacy.
Pay Once, Own Forever
No subscriptions, no recurring charges, no ads. One payment and the app is yours for life.
Cycle-Synced Fasting
Fasting protocols adapted to your menstrual cycle phases. Science-backed recommendations for each phase.
Privacy-First
All data stays on your device. No cloud, no account required, no third-party tracking. Your health data is yours alone.
13+ Fasting Protocols
From 16:8 to OMAD, extended fasts, alternate day, 5:2, Ramadan mode, and fully custom protocols.
Track every stage of your fast
Watch your progress through 6 metabolic stages — from fed state to autophagy. Beautiful circular timer with real-time updates and notifications at every milestone.
Your fasting history, beautifully organized
Calendar view, streaks, completion rates, and detailed stats. Log your mood and energy after each fast. Export everything as CSV — your data is always yours.
Ready to fast smarter?
One purchase. No subscriptions. No ads. Just you and your fasting goals.
App Store
Google Play