Supported Features
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Dark Interface
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Reduced Motion
Intermittent Fasting Tracker:
Body Fast Timer 16:8
Free · In-App Purchases
Track fasting periods with Fasty. No account or sign-up required.
Start and stop a fasting timer, set a goal, and review your recorded fasts. Edit entries to correct start and end times and keep a record of your fasting history.
Features
- Fasting timer: see elapsed time and the time remaining until your chosen goal.
- Widgets and Live Activities: check your timer from your Home Screen, Lock Screen, and Dynamic Island on supported devices.
- Apple Watch: start and finish fasts, change your goal, and check your current fasting status from your wrist, included for free.
- Fasting history: add, edit, and review your recorded fasts.
- Charts and trends: explore fasting durations, totals, and averages over time.
- Notifications: choose reminders and alerts for your timer and eating window.
- Siri and Shortcuts: start and finish fasts and check your current fasting status.
- CSV import and export: import existing records or export your data for use outside the app.
- Dark Mode: use a light or dark appearance to suit your preference.
- Streaks and badges: view summaries and milestones based on your recorded fasts.
Additional paid features are available through one-time purchases and auto-renewable subscriptions. Available options, included features, and prices are shown in the app before purchase. Subscriptions renew automatically unless cancelled. You can manage or cancel them in your App Store account settings.
Health information
Fasty is a utility for people who want to track their fasting. It does not recommend fasting or a specific fasting plan and does not provide medical advice. Consult a doctor, registered dietitian, or another qualified healthcare professional about whether and how to fast.
Privacy Policy: https://fastyfasting.com/#privacy
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- Added support for iOS 27.
- Refined the app icon, thanks to Mark J.
- Fixed bugs and improved stability.
Subscriptions
The developer, Kai Oelfke, 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 Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- User Content
- Identifiers
- Usage Data
- Diagnostics
The developer indicated that this app supports the following accessibility features. Learn More
Information
- Provider
- Kai Oelfke
- Size
- 114.8 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Apple Watch
Requires watchOS 10.0 or later.
- iPhone
- Languages
English and 42 more
- English, Arabic, Bengali, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Gujarati, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Kannada, Korean, Malay, Malayalam, Marathi, Norwegian Bokmål, Oriya, Polish, Portuguese, Punjabi, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Tamil, Telugu, Thai, Traditional Chinese, Turkish, Ukrainian, Urdu, Vietnamese
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment Information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Fasty Basic One Time $1.95
- Fasty Pro One Time $4.90
- Fasty Basic Yearly $0.69
- Fasty Basic Monthly $0.29
- Fasty Pro Yearly $1.95
- Fasty Pro Monthly $0.59
- Fasty Pro One Time $4.90
- Fasty Basic One Time $0.99
- Fasty Pro Monthly $0.59
- Fasty Pro Yearly $1.95
- Copyright
- © 2026 Kai Oelfke