FastZen: Fasting & Autophagy

培 李 · Health & Fitness

Free

Independent analytics for this App Store listing. AppTracker is not affiliated with 培 李.

Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Aug 26, 2026
New version 1.1 → 1.2

Small refinements to keep your fasting journey smooth and calm: • Health insights now back up body-phase and BMI information with trusted scientific sources • Polish and stability improvements throughout the app Thank you for using FastZen — keep up the great work, your next fast is waiting!

In-app purchases · US

What this app sells inside itself, grouped by kind and priced for this storefront.

Subscriptions
Pro Monthly $3.99/ month
Pro Yearly $19.99/ year
One-time purchases
Lifetime $49.99

About

FastZen makes intermittent fasting simple, calm, and easy to stick with. Whether your goal is weight loss, more energy, or better focus, and whether you follow 16:8, 18:6, 20:4, OMAD, or your own custom eating window, FastZen guides you through every fast with a beautiful timer and gentle, science-based insights. Watch your fasting ring fill in real time, see exactly which metabolic phase your body is in, and learn what's happening inside — from fat burning to ketosis and autophagy. No noise, no guilt. Just clear progress. WHY FASTZEN • Beautiful fasting timer with a live progress ring • Preset plans: 16:8, 18:6, 20:4, 23:1 (OMAD) — or set your own hours • Real-time body phases: anabolic, fat burning, ketosis, deep ketosis, autophagy • Live Activity & Dynamic Island so your fast is always one glance away • Home Screen widgets and full Apple Watch app TRACK WHAT MATTERS • Weight logging with BMI and long-term trend charts • Water & hydration tracking, synced with Apple Health • Streaks, average fast length, and progress stats • Full fasting history at a glance DESIGNED TO FEEL GOOD • Warm, minimal design that's calm to use every day • Smart reminders to start and end your fast • Share your progress with friends FastZen Pro unlocks advanced stats, weight tracking, and more to support your journey. Start your first fast today and feel the difference. Note: FastZen is for educational and wellness purposes only and is not medical advice. Consult a healthcare professional before changing your diet or fasting routine. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

What's new · 1.2

Small refinements to keep your fasting journey smooth and calm: • Health insights now back up body-phase and BMI information with trusted scientific sources • Polish and stability improvements throughout the app Thank you for using FastZen — keep up the great work, your next fast is waiting!

Details

Developer培 李
ReleasedJun 2026
UpdatedJul 2026
Version1.2
Size23.5 MB
RequiresiOS 18.0 or later
Age rating4+
LanguagesArabic, Chinese, Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Spanish, Swedish, Thai, Turkish, Ukrainian, Vietnamese
PriceFree
Categories Health & Fitness
Bundle IDcom.perry.FastZen