Best Fasting Calendar Apps

250+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated August 2026

Whether you're new to fasting calendar or looking for an upgrade, our curated collection of 250+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Fasting Calendar Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Zero: Fasting & Food TrackerZero: Fasting & Food TrackerFree4.8★ (445K)NoYesSep 2026
2BodyFast: Intermittent FastingBodyFast: Intermittent FastingFree4.7★ (145K)NoYesSep 2026
3Suavita: Fasting Tracker AppSuavita: Fasting Tracker AppFree4.6★ (3.7K)YesYesSep 2026
4Daily FastDaily FastFree4.8★ (3.5K)NoYesSep 2026
5Fasting + Intermittent FastingFasting + Intermittent FastingFree4.8★ (6.8K)NoYesSep 2026
6Fasting Tracker & Diet AppFasting Tracker & Diet AppFree4.6★ (12K)NoNoSep 2026
7Sunrise - Intermittent FastingSunrise - Intermittent FastingFree4.8★ (9.7K)YesYesSep 2026
8Ramadan Calendar ( شهر رمضان )Ramadan Calendar ( شهر رمضان )Free4.8★ (207)NoYesSep 2026

Top Picks for Fasting Calendar

Zero: Fasting & Food Tracker#1

Zero: Fasting & Food Tracker by Zero Longevity Science, Inc.

Track Diet, Protein & Calorie
Editor's Choice
💪 Health & Fitness
4.8😊(445K ratings)
FreeIn-App Purchases
Zero: Fasting & Food Tracker screenshot 1
Zero: Fasting & Food Tracker screenshot 2
Zero: Fasting & Food Tracker screenshot 3
Zero: Fasting & Food Tracker screenshot 4
Zero: Fasting & Food Tracker screenshot 5
Zero: Fasting & Food Tracker screenshot 6

This app tracks intermittent fasting and nutrition to help users achieve real body composition changes. It integrates fasting, protein intake, meals, hydration, and habits for a holistic approach to weight loss and metabolic health.

What We Love

  • 🚀 Easy to use
  • 📊 Helpful tracking and data
  • 💡 Informative learning resources
  • 🔍 Detailed fasting information
  • 🤝 Sense of community
  • 🎉 Motivating badges and challenges

Room to Improve

  • 💰 Expensive premium subscription
  • 🔒 Forced account creation
  • 🙄 Intrusive ads and upsells
  • 🤔 Inconsistent or confusing UI changes
  • 🐛 Syncing and login issues
  • 🙅‍♀️ Lack of free features
BodyFast: Intermittent Fasting#2

BodyFast: Intermittent Fasting by BodyFast GmbH

Track Calories, Macros, Weight
Strong Contender
💪 Health & Fitness
4.7😊(145K ratings)
FreeIn-App Purchases
BodyFast: Intermittent Fasting screenshot 1
BodyFast: Intermittent Fasting screenshot 2
BodyFast: Intermittent Fasting screenshot 3
BodyFast: Intermittent Fasting screenshot 4
BodyFast: Intermittent Fasting screenshot 5
BodyFast: Intermittent Fasting screenshot 6

This app guides users through intermittent fasting to achieve weight loss, improve health, and boost energy. It offers personalized plans, daily coaching, recipes, and tools like a water tracker and weight log. Users can choose from various fasting plans and track their progress towards their health goals.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for weight loss
  • 💪 Effective for fasting
  • 🔔 Useful reminders and notifications
  • 📊 Good tracking features
  • 🌟 Motivating and inspiring
  • 🎉 Variety of fasting plans
  • 🌐 Informative about fasting stages

Room to Improve

  • 🤔 Confusing to adjust fasting times
  • 💰 Expensive subscription
  • 🔒 Difficult to cancel subscription
  • 🤖 Coach feature is not very helpful
  • 🙃 Inconsistent app behavior
  • 📊 Limited data tracking options
Suavita: Fasting Tracker App#3

Suavita: Fasting Tracker App by BerthX

Intermittent Fasting & Water
Worth Considering
💪 Health & Fitness
4.6😊(3.7K ratings)
FreeAdsIn-App Purchases
Suavita: Fasting Tracker App screenshot 1
Suavita: Fasting Tracker App screenshot 2
Suavita: Fasting Tracker App screenshot 3
Suavita: Fasting Tracker App screenshot 4
Suavita: Fasting Tracker App screenshot 5
Suavita: Fasting Tracker App screenshot 6

This app helps users track various fasting durations, from intermittent routines to multi-day water fasts. It provides timers, reminders, and progress tracking to support users in achieving their fasting goals and building healthy habits. It offers features for both beginners and experienced fasters.

What We Love

  • 🚀 Extended fasting support
  • 📊 Informative progress tracking
  • 💡 Customizable fasting plans
  • 🔍 Detailed body state updates
  • 🕰️ Helpful countdown timer
  • 📚 Educational content
  • 🤝 Community support

Room to Improve

  • 🔒 Restricted access to features without review
  • 🔍 Difficulty editing past fasts
  • 🎨 Suboptimal color contrast and UI design
  • 🔍 Lack of ability to manually adjust start/end times

More Fasting Calendar apps to explore

FAQ about Fasting Calendar

What are the best fasting calendar apps for iPhone?
Zero: Fasting & Food Tracker tops our fasting calendar apps ranking as of August 2026, with a 4.8-star average from 445K App Store ratings, and it's free to download.
Yes — 20 of the top fasting calendar apps we rank are free to download, including Zero: Fasting & Food Tracker and BodyFast: Intermittent Fasting.
Zero: Fasting & Food Tracker has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ fasting calendar apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Zero is an all-in-one fasting tracker and nutrition app designed to help users achieve real body composition changes. It integrates intermittent fasting timers, protein tracking, meal logging, hydration, and habit tracking to provide a comprehensive approach to weight loss and metabolic health.
Key features include timers and streaks for intermittent fasting, smart meal logging with photo recognition for instant macro and protein analysis, personalized daily protein target tracking, water and habit tracking, and science-based insights from experts on fasting and nutrition.

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