Best Intermittent Fasting Apps

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

Out of 250+ intermittent fasting apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Intermittent Fasting Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Intermittent Fasting Tracker:Intermittent Fasting Tracker:Free4.9★ (50K)NoYesSep 2026
2Zero: Fasting & Food TrackerZero: Fasting & Food TrackerFree4.8★ (445K)NoYesSep 2026
3Intermittent Fasting Tracker -Intermittent Fasting Tracker -Free4.9★ (29K)YesYesSep 2026
4BodyFast: Intermittent FastingBodyFast: Intermittent FastingFree4.7★ (145K)NoYesSep 2026
5Fastic Weight Loss & FastingFastic Weight Loss & FastingFree4.8★ (246K)NoYesSep 2026
6Intermittent Fasting Tracker ⁺Intermittent Fasting Tracker ⁺Free4.9★ (951)YesYesAug 2026
7Simple: AI Weight Loss CoachSimple: AI Weight Loss CoachFree4.7★ (398K)NoYesSep 2026
8FastEasy: Intermittent FastingFastEasy: Intermittent FastingFree4.6★ (79K)NoYesSep 2026

Top Picks for Intermittent Fasting

Intermittent Fasting Tracker:#1

Intermittent Fasting Tracker: by Kai Oelfke

Simple 16:8 Fast Timer
Editor's Choice
💪 Health & Fitness
4.9😊(50K ratings)
FreeIn-App Purchases
Intermittent Fasting Tracker: screenshot 1
Intermittent Fasting Tracker: screenshot 2
Intermittent Fasting Tracker: screenshot 3
Intermittent Fasting Tracker: screenshot 4
Intermittent Fasting Tracker: screenshot 5
Intermittent Fasting Tracker: screenshot 6

This app offers a straightforward and private way to track intermittent fasting. It supports iPhone and Apple Watch, providing essential features like widgets, notifications, and progress charts without any advertisements. Ideal for both beginners and experienced fasters, it focuses on a simple user interface to support health and wellness goals.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Straightforward fasting tracking
  • 🔒 No ads or subscriptions
  • 💡 Customizable fasting times

Room to Improve

  • 🐛 Occasional issues with time tracking
  • 💡 Desire for more customization options
  • 💡 Request for monthly/yearly fasting view
Zero: Fasting & Food Tracker#2

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

Protein & Calorie Calculator
Strong Contender
💪 Health & Fitness
4.8😊(445K ratings)
FreeIn-App Purchases
#94in Health & Fitness
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

Room to Improve

  • 💰 Expensive premium subscription
  • 🔒 Forced account creation
  • 🙄 Intrusive ads and upsells
Intermittent Fasting Tracker -#3

Intermittent Fasting Tracker - by Leap Health

Easy Fast Timer, Lose Weight
Worth Considering
💪 Health & Fitness
4.9😊(29K ratings)
FreeAdsIn-App Purchases
Intermittent Fasting Tracker - screenshot 1
Intermittent Fasting Tracker - screenshot 2
Intermittent Fasting Tracker - screenshot 3
Intermittent Fasting Tracker - screenshot 4
Intermittent Fasting Tracker - screenshot 5
Intermittent Fasting Tracker - screenshot 6

This app helps users achieve sustainable weight loss and health goals through personalized intermittent fasting plans and an AI-powered calorie counter. It offers features like food scanning, hydration tracking, and detailed progress monitoring. Users can access science-based insights and healthy recipes to support their journey.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful features
  • 💡 Customizable fasting plans
  • 🚀 Intuitive interface

Room to Improve

  • 🐛 Inconsistent calorie tracking
  • 🔍 Limited food database
  • 💸 Excessive ads in free version

More Intermittent Fasting apps to explore

4
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
Track Calories, Macros, Weight
Free

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.

Personalized fasting plansDaily coaching and motivation100+ recipes for fasting success
💪 Health & Fitness
(145K)
free with in-app purchases
5
Fastic Weight Loss & Fasting
Fastic Weight Loss & Fasting
Fastic Weight Loss & Fasting
Protein, Tracker, Nutrition
Free

This app guides users through personalized intermittent fasting and nutrition plans to achieve sustainable weight loss. It offers features like a food scanner, progress tracking, and a community for support, helping users burn fat and improve overall health.

Personalized fasting and nutrition plansProtein fasting for muscle maintenanceIntermittent fasting for fat burning
💪 Health & Fitness
(246K)
free with in-app purchases
6
Intermittent Fasting Tracker ⁺
Intermittent Fasting Tracker ⁺
Intermittent Fasting Tracker ⁺
Fasting App for Weight Loss
Free

This app helps you adopt an intermittent fasting eating pattern to achieve weight loss and improve metabolic health. It offers various fasting plans and tracks your progress, including weight and body status.

Customizable fasting plansWeight trackingBody status monitoring
💪 Health & Fitness
(951)
free with in-app purchases
7
Simple: AI Weight Loss Coach
Simple: AI Weight Loss Coach
Simple: AI Weight Loss Coach
Build a Healthy Body for Life
Free

This app offers personalized weight loss plans, real-time nutrition analysis via photo, and AI-driven coaching. It focuses on making healthy habits fun and sustainable without extreme restrictions or calorie counting.

AI weight loss coachingPhoto-based nutrition analysisPersonalized workout plans
💪 Health & Fitness
(398K)
free with in-app purchases
8
FastEasy: Intermittent Fasting
FastEasy: Intermittent Fasting
FastEasy: Intermittent Fasting
Simple Weight Loss & Tracker
Free

This app guides users through intermittent fasting to achieve weight loss and improve health. It offers customizable fasting plans, a timer, water tracking, and personalized recipes. Track your progress and gain insights into your body's changes.

Customizable fasting plansFasting timer and remindersWater intake tracker
💪 Health & Fitness
(79K)
free with in-app purchases
9
Fasting Tracker & Diet App
Fasting Tracker & Diet App
Fasting Tracker & Diet App
Simple Fast Timer 16:8 & 5:2
Free

Easily manage your intermittent fasting schedule with this simple timer. Track your fasting and meal times, explore various fasting methods, and discover trends in your progress. Maintain a healthy lifestyle with a user-friendly interface.

Track fasting and meal timesChoose from multiple fasting methodsDiscover fasting trends over time
💪 Health & Fitness
(12K)
free
10
Fasting App: Tracker & Timer
Fasting App: Tracker & Timer
Fasting App: Tracker & Timer
Intermittent Fasting for Body
Free

This app guides users through intermittent fasting for weight loss and improved health. It offers simple tracking, personalized plans, and smart notifications to help establish healthy habits without restrictive diets.

Intermittent fasting guidanceWeight loss without restrictive dietsOMAD and 16/8 timer options
💪 Health & Fitness
(5.4K)
free with in-app purchases
11
Fasting Tracker • Easy Fast
Fasting Tracker • Easy Fast
Fasting Tracker • Easy Fast
Intermittent Fasting Timer
Free

This app helps you track intermittent fasting with a simple, ad-free timer. It offers core features for free, with optional Pro upgrades for advanced tracking, widgets, and Apple Watch integration. Your data is kept private with no account required.

Intermittent fasting timerWater tracking with remindersWeight tracking
💪 Health & Fitness
(8.6K)
freemium
12
Intermittent Fasting: IF24
Intermittent Fasting: IF24
Intermittent Fasting: IF24
Timer for 16:8, phases & OMAD
Free
$0.99 | 100% OFF

Track your intermittent fasting routine with this intuitive app. It offers features for both beginners and experienced fasters to maintain a successful fasting schedule.

Intermittent fasting trackerBeginner-friendly interfaceSupports experienced practitioners
💪 Health & Fitness
(2)
paid
13
DoFasting Intermittent Fasting
DoFasting Intermittent Fasting
DoFasting Intermittent Fasting
Healthy diet & macros diary
Free

This app offers personalized intermittent fasting plans to support weight loss and healthy eating. It includes trackers for calories, water, and steps, along with a vast recipe library and workout routines designed by professionals. Users receive tailored guidance and motivation to build sustainable habits.

Personalized intermittent fasting plansCalorie, fasting, water, and step trackersHealth app integration for seamless monitoring
💪 Health & Fitness
(4.8K)
subscription
14
Intermittent Fasting: InFast
Intermittent Fasting: InFast
Intermittent Fasting: InFast
Weight Loss Timer & Tracker
Free

This app helps you lose weight through intermittent fasting with personalized plans and a live timer. Track your progress, build streaks, and receive smart reminders to stay on track with your fasting goals.

Guided fasting plansLive fasting timer with stagesWeight, water & progress tracking
💪 Health & Fitness
(2)
free with in-app purchases
15
Fastin: Intermittent Fasting
Fastin: Intermittent Fasting
Fastin: Intermittent Fasting
Simple Weight Loss Tracker App
Free

This app guides you through intermittent fasting for weight loss and improved health. It offers personalized plans, tracking tools for food, weight, water, sleep, and activity, along with educational courses on fasting and nutrition. Visualize your progress with detailed statistics to stay motivated on your journey.

Personalized fasting plansFood, weight, water, sleep, and activity trackingFasting and nutrition courses
💪 Health & Fitness
(10K)
subscription
16
Burn Fasting
Burn Fasting
Burn Fasting
Tracker, Timer, 16:8 & OMAD
Free

This app helps you track intermittent fasting, guiding you through different biological stages like ketosis and autophagy. It offers personalized insights and progress monitoring without requiring an account or collecting your data. Stay motivated with features like body score, streaks, and smart notifications.

Private intermittent fasting trackerReal-time biological stage trackingBody score for progress monitoring
💪 Health & Fitness
(3)
freemium
17
FastHabit Intermittent Fasting
FastHabit Intermittent Fasting
FastHabit Intermittent Fasting
Track your fasts and progress
Free

This app helps you establish and maintain intermittent fasting routines. It offers flexible tracking, reminders, and integrates with Apple Health and Apple Watch to monitor your progress and weight.

Flexible fast length settingDaily logging and progress trackingReminders and notifications
💪 Health & Fitness
(14K)
freemium
18
intermittent fasting App
intermittent fasting App
intermittent fasting App
Intermittent Fasting Tracker
Free

This app helps you track your intermittent fasting schedule to support healthy weight loss and fitness goals. It provides a countdown timer, educational content on fasting benefits, and recipe ideas to complement your eating plan.

Fasting countdown timerTrack fasting periodsEducational content on fasting
💪 Health & Fitness
(1)
free
19
Zero Fast Intermittent Fasting
Zero Fast Intermittent Fasting
Zero Fast Intermittent Fasting
AI Fasting Timer & Diet Coach
Free

Track your intermittent fasting journey with an AI-powered coach. Get personalized plans, real-time metabolic insights, and science-backed education to support your weight management and metabolic health goals. Log hydration, weight, and mood to optimize your fasting experience.

AI Fasting CoachPersonalized weekly fasting plansMultiple fasting profiles
💪 Health & Fitness
(1)
freemium
20
Track Intermittent Fasting: FF
Track Intermittent Fasting: FF
Track Intermittent Fasting: FF
Fast Tracker/Timer: FastFaster
Free

This app helps you manage intermittent fasting and track your health goals. It offers a smart timer with various fasting presets, integrates with Apple Health for weight and workout syncing, and provides detailed insights into your progress. Monitor your fasting and fitness journey with detailed charts and notifications.

Smart fasting timer with 5 preset intervalsDynamic Island and Live Activities for at-a-glance trackingApple Health integration for weight and workout sync
💪 Health & Fitness
(1)
free

FAQ about Intermittent Fasting

What are the best intermittent fasting apps for iPhone?
Intermittent Fasting Tracker: tops our intermittent fasting apps ranking as of August 2026, with a 4.9-star average from 50K App Store ratings, and it's free to download.
Yes — 20 of the top intermittent fasting apps we rank are free to download, including Intermittent Fasting Tracker: and Zero: Fasting & Food Tracker.
Intermittent Fasting Tracker: has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ intermittent fasting apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps you track your intermittent fasting periods with a simple interface. It provides essential features like interactive widgets, notifications, streaks, badges, charts, and trends to help you stay on track with your fasting goals. It is designed to be privacy-friendly with no ads or account sign-up required.
Key features include interactive widgets for quick access, customizable notifications to remind you of your fasting windows, streak tracking and badges to motivate you, detailed charts and trends to monitor your progress, fasting zones, iCloud sync for data backup, and a dark mode option for comfortable viewing.

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