JustFast: Intermittent Fasting

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50+
Downloads
Content rating
Everyone
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About this app

The Easiest Start to a Healthy Life, JustFast

No sign-up, no login, no complex features. Just pure focus on your health.
JustFast is the simplest intermittent fasting timer designed for weight loss and slow aging.

✨ Why JustFast?

1. No Sign-up Required - Start Instantly
Forget about creating accounts. Just install and tap 'Start'.
Your data is stored 100% locally on your device for complete privacy and security.

2. Slow Aging & Body Status Guide
Fasting is not just about starving; it's about healing.
Track the amazing changes happening inside your body in real-time.
- Blood Sugar Stabilization: Improve insulin sensitivity.
- Fat Burning: Enter ketosis and burn stubborn fat.
- Autophagy: Cell rejuvenation and anti-aging effects.
- Immune Regeneration: Reset your immune system for a younger you.

3. Flexible Fasting Plans for Everyone
From beginners to experts, find the perfect plan for your lifestyle.
- 🌱 Beginner (14:10): The easiest way to start, perfect for skipping late-night snacks.
- 🔥 Popular (16:8): The gold standard for intermittent fasting.
- 💪 Intermediate (18:6): Accelerate fat burning.
- 🛡️ Expert (20:4): Warrior diet for maximum detox and weight loss.
- ⚙️ Custom Mode: Set your own schedule to fit your routine.

4. Intuitive Tracking & Motivation
Visualize your journey with simple calendars and charts.
Keep your 'Streak' alive to build a lasting healthy habit.
Forgot to start the timer? No problem. You can easily edit your start time manually.

🎯 Recommended for Users Who:
- Are interested in "Slow Aging" and healthy longevity.
- Want a clean, simple fasting timer without bloatware.
- Are aiming for sustainable weight loss.
- Want to fix eating habits and stop late-night snacking.

Start your journey to a younger, healthier body with JustFast today!
The simplest choice for intermittent fasting and slow aging.
Updated on
Jan 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity and Device or other IDs
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

What’s new

We optimized the system and fixed known bugs to provide a more stable service.

App support

About the developer
백중원
help.pverve@gmail.com
공릉로34길 62 태강아파트, 1004동 1101호 노원구, 서울특별시 01820 South Korea

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