LeviaFlow
Fasting tracker
Free · Designed for iPhone. Not verified for macOS.
Track intermittent fasting with real-time fat burn stages, ketosis alerts, and a beautiful Apple Watch companion. Stay motivated with streaks, badges, and smart insights.
LeviaFlow is the smart way to do intermittent fasting — right on your wrist and phone.
Whether you're new to fasting or a seasoned 16:8, 18:6, OMAD, or 72-hour pro, LeviaFlow gives you a clear, beautiful view of what's happening inside your body. Watch your progress through every metabolic stage, from digestion to deep autophagy, in real time.
WHY LEVIAFLOW
• Gorgeous live timer with 8 fasting stages
• Real Apple Watch app, not just a companion
• Works offline, syncs seamlessly between iPhone and Watch
• Your data stays on your device. Zero tracking, zero ads
• Support for fasts up to 7 days with safety checks
FASTING STAGES
Know exactly where you are in your fast:
• 0 to 4h: Active Digestion
• 4 to 8h: Insulin Dropping
• 8 to 12h: Fat Burn Start
• 12 to 16h: Early Ketosis
• 16 to 20h: Fat Burning Zone
• 20 to 24h: Autophagy Start
• 24 to 48h: Deep Autophagy
• 48h and beyond: Immune Reset
Each stage comes with a smart notification so you never miss a milestone.
PROTOCOLS FOR EVERYONE
Choose what fits your lifestyle:
• 16:8, classic beginner protocol
• 18:6, Lean Gains
• 20:4, Warrior Diet
• OMAD, one meal a day
• 24h, 36h, 48h, 72h
• Custom, anything up to 168 hours (7 days)
APPLE WATCH, DONE RIGHT
Start and stop fasts directly from your wrist. Beautiful complications on your watch face. A native Watch app that works standalone, no iPhone required during your fast.
STAY MOTIVATED
• Track streaks across days, weeks, months
• Unlock badges for every milestone
• See your consistency on a beautiful calendar
• Weekly bar charts show exactly how you're doing
• Earn stars for exceeding your targets
SMART NOTIFICATIONS
• Stage milestone alerts (ketosis, fat burning, autophagy)
• Progress updates at 50%, 75%, and 100%
• Customizable hydration reminders
• Quiet hours that respect your sleep
• Eating window open and close reminders
• Safety warnings for extended fasts
PRIVACY FIRST
LeviaFlow doesn't collect your data. Everything lives on your device. No accounts, no cloud tracking, no ads, no analytics. Just you and your fast.
BUILT FOR THE APPLE ECOSYSTEM
• Home Screen widgets for iPhone
• Apple Watch complications and standalone app
• Dark mode native
• 5 languages: English, Romanian, Spanish, German, French
• 5 beautiful color themes
• iOS 17+ and watchOS 10+
HEALTH DISCLAIMER
LeviaFlow is a tracking tool, not medical advice. Consult your doctor before starting any fasting protocol, especially extended fasts over 48 hours. Not recommended for people with diabetes, eating disorders, pregnant or breastfeeding women, or anyone with medical conditions without professional supervision.
Start your fasting journey today. Your wrist is waiting.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, DimensionalFlow SRL, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Dimensional Flow SRL
- Size
- 9.1 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple Watch
Requires watchOS 10.0 or later.
- iPhone
- Languages
English and 4 more
- English, French, German, Romanian, Spanish
- Age Rating
9+
- 9+
- Contains
Health or Wellness Topics
- Copyright
- © 2026 Dimensional Flow SRL