FastZen: Intermittent Fasting
Fast Tracker for Weight Loss
About
This app helps you manage your intermittent fasting journey with custom schedules, progress tracking, and smart reminders. Achieve your weight loss and energy goals with a clean, intuitive interface and motivational features.
What's New in FastZen
2.0.8
September 6, 2026
- New Body tab: track your weight and water intake alongside your fasting - Live Activities: your fast timer now runs on the Lock Screen and Dynamic Island - Apple Health sync: fasting sessions and weight automatically saved to Health - Rebuilt History tab with clearer stats and insights - Brand new onboarding experience with a personalized plan - Haptic feedback throughout the app - Privacy screen: your fast is hidden when you switch apps - Export your data anytime - Performance improvements and bug fixes
MoreSubscription plans
Yearly
Unlock FastZen PRO for one year
In-App Purchases
$39.99
Lifetime
Unlock FastZen PRO for lifetime
Developer apps
FAQ
What fasting schedules does FastZen support?
FastZen supports a variety of custom fasting schedules, including popular options like 16:8, 20:4, OMAD (One Meal A Day), and extended fasts up to 168 hours.
How does FastZen help users stay motivated?
FastZen keeps users motivated through achievements and milestones, celebrating progress and encouraging consistency in their fasting journey.
What are the subscription options for FastZen?
FastZen offers a weekly subscription for $1.99 with a 3-day free trial, a monthly plan for $2.99, a 3-month plan for $7.99, and a yearly plan for $19.99.
Does FastZen have ads?
No, FastZen does not contain advertisements, providing an uninterrupted user experience.
What devices is FastZen available on?
FastZen is currently available on iPhone devices.
How often is FastZen updated?
The latest version of FastZen is 2.0.5, and it was last updated on October 17, 2025, indicating regular maintenance and updates.
What is the age rating for FastZen?
FastZen has an age rating of 4+, making it suitable for a wide range of users.
Can I see my past fasting data with FastZen?
Yes, FastZen allows you to track your progress with a history log, streaks, and insights. It also features a calendar view of all completed fasts with detailed information available on click.
