Fastly - Fasting Tracker
Intermittent Fasting Tracker
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Track your fasting journey, lose weight, and build healthy habits. Beautiful analytics, motivating insights, and real-time progress tracking.
Track your intermittent fasting journey with precision and ease. Fastly helps you achieve your weight loss goals through intelligent fasting tracking, comprehensive analytics, and motivating insights.
CORE FEATURES
Real-Time Fasting Timer
• Precision tracking with circular progress display
• Live updates showing elapsed time
• See exactly how long you've been fasting
• Track remaining time to your goal
Fasting Stage Indicators
• Digesting (0-4h) - Processing your last meal
• Fat Burning (8-12h) - Body burns stored fat
• Ketosis (12-16h) - Peak fat burning and mental clarity
• Deep Ketosis (16h+) - Maximum benefits and autophagy
• Understand what's happening in your body at each stage
Weight Loss Tracking
• Set your goal weight and track progress
• Log daily weight entries
• See weekly and monthly changes
• Visual progress charts and trends
• Motivation through visible results
Comprehensive Analytics
• Current and longest streaks
• Success rate percentage
• Week-over-week comparisons
• Total hours fasted
• Interactive charts (week, month, year views)
• Achievement celebrations
FASTING PLANS
Choose from 6 scientifically-backed fasting schedules:
• Circadian (13h) - Align with your body's natural rhythm
• 16:8 (16h) - Most popular, beginner-friendly
• 18:6 (18h) - Advanced fasting for experienced users
• 20:4 (20h) - Warrior diet protocol
• 23:1 (23h) - OMAD (One Meal A Day)
• 36-hour fast - Extended fasting for advanced practitioners
Each plan includes detailed descriptions and recommendations for best results.
BEGINNER FRIENDLY
• "What can I have?" guide - Know what won't break your fast
• Eating window countdown - See exactly when you can eat
• Educational onboarding - Learn the science of fasting
• Progress celebrations - Stay motivated with achievements
• Stage indicators show what's happening in your body
ADVANCED FEATURES
• Complete fasting history with personal notes
• Edit and review past fasting sessions
• Customizable reminder system
• One-tap weight logging
• Session details with stages reached
• Smart validation prevents accidental short fasts
DESIGNED FOR SUCCESS
• Beautiful dark mode interface optimized for OLED displays
• Smooth animations and transitions
• Intuitive 4-tab navigation (Timer, Weight, History, Profile)
• Clean, distraction-free design
• Professional health & fitness aesthetic
PRIVACY & SECURITY
• Your data stays private and secure
• GDPR compliant with EU data protection
• Secure authentication
• Full data control
• No data sold to third parties
Whether you're starting your first fast or you're an experienced faster, Fastly provides the tools and insights you need to succeed with intermittent fasting and weight loss.
Download Fastly and start your journey to better health today.
Terms of Use: https://fastlyapp.co/terms
Privacy Policy: https://fastlyapp.co/privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, ZF Solutions AB, 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 Linked to You
The following data may be collected and linked to your identity:
- Health & Fitness
- Purchases
- Contact Info
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- ZF Solutions AB
- Size
- 31 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 13.4 or later.
- iPhone
Requires iOS 13.4 or later. - iPad
Requires iPadOS 13.4 or later. - iPod touch
Requires iOS 13.4 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English
- Age Rating
16+
- 16+
- Frequent
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Fastly Premium - 3 Months $24.99
- Fastly Premium - Yearly $59.99
- Fastly Premium - Monthly $14.99
- Copyright
- © 2025 ZF Solutions AB