72hour fasting timer

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Everyone
50+
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Content rating
Everyone
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About this app

Ready to take control of your health with extended fasting?

72Hour Fasting Timer helps you track your fasts, stay motivated, and stay on target with a clean, modern design and powerful fasting tools.

🔁 Automatic Zone Tracking
See when your body enters stages like ketosis, fat burning, and deep autophagy—all based on the science of fasting.

🔔 Smart Notifications
Get alerts when you hit important milestones, like 24h, 48h, and 72h.

📊 Real Progress Stats
View charts of your previous fasts and time spent in key health zones.

💡 Minimal & Intuitive
No accounts, no ads—just a clean timer and features that support your focus.

✅ Built for 72-hour fasts
Whether you're doing one-day fasts or multi-day protocols, this app is optimized for clarity and discipline.

🧘 Works great for dry fasting, water fasting, and intermittent fasting (IF) routines.

Begin your health reset. Tap Start Fast and go.
Track and complete 72-hour fasts with smart zones, stats, and alerts.
Updated on
Jul 24, 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.
  • No data shared with third parties
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  • No data collected
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