About
This app provides a real-time timer for intermittent fasting, guiding users through six distinct metabolic phases. It offers detailed explanations of each phase and tracks fasting history and trends. Support for various fasting windows and Apple Watch is included.
What's New in Fast by Reach Point Lab
1.1
May 4, 2026
Minor bug fixes and performance improvements.
In-App Purchases
$2.99
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FAQ
What are the metabolic phases Fast tracks?
Fast tracks six metabolic phases: Digestion, Blood Sugar, Fat Burning, Ketosis, Autophagy, and Deep Fast. Each phase is explained with science-backed information to help you understand what's happening in your body.
Does Fast support different fasting schedules?
Yes, Fast supports popular schedules like 16:8, 18:6, 20:4, and 24-hour fasts. You can also set custom fasting windows to suit your personal needs.
Can I track my fasting progress with Fast?
Fast provides a fasting history feature to review past fasts and weekly streaks. An insights dashboard also shows your completion rate and duration trends over time.
Is Fast available on Apple Watch?
Yes, Fast offers Apple Watch support, allowing you to track your fasting progress directly from your wrist.
How accurate is Fast's metabolic phase tracking?
The app tracks your progress through metabolic phases in real-time based on your fasting duration. Each phase is accompanied by science-backed explanations of its physiological effects.
What is the user sentiment for Fast?
Based on the limited data, Fast has a perfect 5.0-star rating from 3 reviews, indicating very positive user sentiment.
How often is Fast updated?
The latest version is 1.1, released on May 4, 2026. This suggests recent development activity, though specific update frequency is not detailed.
Is Fast free to use?
Yes, Fast is completely free to use and is advertised as 'Free forever' with no subscription required.