Fastory - Intermittent Fasting
AI Coach & Weight Loss Tracker
About
This app offers personalized intermittent fasting guidance with an AI coach that analyzes your health data. It provides tailored insights, progress tracking, and flexible fasting timers to help you build healthy habits. Integrates with Apple Health and offers convenient widgets for at-a-glance updates.
What's New in Fastory
1.0.6
September 24, 2026
Bug-fix update — no new features, no changes to data collection. No demo account needed: the app works anonymously from first launch. Signing in is optional and only syncs data across devices. HealthKit is optional — Settings → Health Data, or the "Sync with Apple Health" step during onboarding. The app does not support iPad; please review on iPhone. Includes a home screen widget, a Live Activity, and an Apple Watch app with a complication.
MoreSubscriptions & In-App Purchases
Fastory Premium Monthly
Unlimited AI Coach, reviews & premium features
Developer apps
FAQ
What is Fastory's AI Coach?
Fastory's AI Coach provides personalized advice by analyzing your fasting history, weight trends, hydration, and journal entries. It offers tailored takeaways and weekly/monthly reviews with concrete next steps, powered by GPT technology.
What fasting protocols does Fastory support?
Fastory supports a variety of flexible fasting timers, including 14:10, 16:8, 18:6, 20:4, OMAD (One Meal A Day), 36-hour fasts, and custom protocols. It also offers guided programs to help build fasting habits.
How does Fastory integrate with Apple Health?
Fastory offers two-way synchronization with Apple Health for weight, hydration, steps, sleep, and activity data. This ensures your fasting information is seamlessly integrated with your overall health metrics.
What features are included in Fastory Premium?
Fastory Premium unlocks the Personal AI Coach, AI reviews, pattern insights, unlimited history, advanced charts, custom protocols, guided programs, 16 app icons, and data export. A 7-day free trial is available.
How much does Fastory Premium cost?
Fastory Premium is available for $6.99 per month or $39.99 per year. The annual plan includes a 7-day free trial. Subscriptions auto-renew unless canceled at least 24 hours before the period ends.
Can I use Fastory on my Apple Watch?
Yes, Fastory has a full Apple Watch app that allows you to start, monitor, and end fasts directly from your wrist. You can also view your fast progress on your watch face using a complication.
Does Fastory have ads?
No, Fastory does not contain advertisements. The app is free to download and use, with optional premium features available through a subscription.
What is the age rating for Fastory?
Fastory has an age rating of 17+. This is likely due to the nature of health and weight tracking features.
