Best Null Fasting Apps

240+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

Null Fasting is the household name in null fasting, but it's far from the only option. We track 240+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Null Fasting Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Null FastingNull FastingFree5.0★ (1)NoNoJul 2026
2Zero: Fasting & Food TrackerZero: Fasting & Food TrackerFree4.8★ (445K)NoYesAug 2026
3BodyFast: Intermittent FastingBodyFast: Intermittent FastingFree4.7★ (145K)NoYesAug 2026
4Fasting + Intermittent FastingFasting + Intermittent FastingFree4.8★ (6.8K)NoYesAug 2026
5Sunrise - Intermittent FastingSunrise - Intermittent FastingFree4.8★ (9.6K)YesYesAug 2026
6Fastin: Intermittent FastingFastin: Intermittent FastingFree4.8★ (10K)NoYesAug 2026
7Intermittent Fasting - MyFastIntermittent Fasting - MyFastFree4.7★ (3.2K)NoYesAug 2026
8Fast: Intermittent Fasting AppFast: Intermittent Fasting AppFree4.7★ (3.3K)YesYesAug 2026

Top Picks for Null Fasting

Null Fasting#1

Null Fasting by YMMV

Fast Smarter, Live Better
Editor's Choice
🔧 Utilities
5.0(1 ratings)
Free
Null Fasting screenshot 1
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Null Fasting screenshot 6

This app helps you track intermittent fasting with flexible protocols, detailed statistics, and motivational tools. It integrates with health platforms and offers personalized goal setting for a healthier lifestyle.

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
Zero: Fasting & Food Tracker screenshot 1
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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
BodyFast: Intermittent Fasting#3

BodyFast: Intermittent Fasting by BodyFast GmbH

Weight Loss Diet, Meal Tracker
Worth Considering
💪 Health & Fitness
4.7😊(145K ratings)
FreeIn-App Purchases
BodyFast: Intermittent Fasting screenshot 1
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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

Room to Improve

  • 🤔 Confusing to adjust fasting times
  • 💰 Expensive subscription
  • 🔒 Difficult to cancel subscription

More Null Fasting apps to explore

4
Fasting + Intermittent Fasting
Fasting + Intermittent Fasting
Fasting + Intermittent Fasting
Fasting Tracker - Lose Weight
Free

This app helps users achieve weight loss and improve metabolic health through intermittent fasting. It offers personalized plans, progress tracking, and coaching without dietary restrictions.

Advanced fasting and intermittent fasting trackerOver 15 free intermittent fasting plansCustomizable fasting plans
💪 Health & Fitness
(6.8K)
free with in-app purchases
5
Sunrise - Intermittent Fasting
Sunrise - Intermittent Fasting
Sunrise - Intermittent Fasting
Intermittent Fasting Tracker
Free

This app helps users track intermittent fasting progress, build healthy habits, and stay motivated. It offers a fasting timer, history tracking, and educational content. Supports various fast types and integrates with Apple Health.

Live fasting progress updatesFasting timer countdownsView fasting history and stats
💪 Health & Fitness
(9.6K)
free with in-app purchases
6
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
7
Intermittent Fasting - MyFast
Intermittent Fasting - MyFast
Intermittent Fasting - MyFast
Zero Calorie Fast Weight Loss
Free

This app helps you manage your intermittent fasting journey by scheduling fasting and eating windows. It offers customizable timers, progress tracking for weight loss and water intake, and educational resources to become an IF expert.

Schedule fasting and eating windowsCustomizable timers with notificationsTrack water intake and weight loss
🍔 Food & Drink
(3.2K)
free with in-app purchases
8
Fast: Intermittent Fasting App
Fast: Intermittent Fasting App
Fast: Intermittent Fasting App
16:8 Fasting Timer & Tracker
Free

This app helps you track intermittent fasting routines, monitor progress, and analyze health data. It offers educational content, motivational challenges, and a journal to record your feelings. Connect with friends for support and motivation on your wellness journey.

Fasting timer and trackerProgress analytics and historyEducational 'Know It' section
💪 Health & Fitness
(3.3K)
free with in-app purchases
9
Intermittent Fasting Hero Diet
Intermittent Fasting Hero Diet
Intermittent Fasting Hero Diet
Fast Tracker Easy Weight Loss
Free

This app helps users track intermittent fasting for weight loss and health goals. It offers various fasting plans, integrates with other diets, and supports HealthKit for data syncing. Achieve your ideal body type and improve overall well-being.

Fasting timer and trackerSelectable fasting plansSuitable for beginners and advanced users
💪 Health & Fitness
(2.3K)
free with in-app purchases
10
Intermittent Fasting - Fastify
Intermittent Fasting - Fastify
Intermittent Fasting - Fastify
Feel Your Best Without Diets
Free

Track your eating schedule, receive guidance, and enhance your daily fasting experience. Achieve your weight goals, improve health, and increase energy within a supportive community.

Fasting schedule trackingPersonalized fasting plansHealth and energy boost tips
💪 Health & Fitness
(1K)
freemium
11
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
(11K)
free
12
Intermittent Fasting Tracker -
Intermittent Fasting Tracker -
Intermittent Fasting Tracker -
Easy Fast Timer, Lose Weight
Free

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.

Personalized fasting plansAI calorie counter and food loggerWater and hydration tracker
💪 Health & Fitness
(29K)
freemium
13
Prime: Intermittent Fasting
Prime: Intermittent Fasting
Prime: Intermittent Fasting
The fasting app for women
Free

This app offers a tailored intermittent fasting experience for women, featuring a fasting tracker, weight monitoring, and personalized guidance. It helps users achieve fitness goals, manage weight, and understand the health benefits of fasting with a focus on women's specific needs.

Fasting tracker (16:8 protocol)Weight trackerWater tracker with reminders
💪 Health & Fitness
(4.6K)
free with in-app purchases
14
Fasting For Weight Loss App
Fasting For Weight Loss App
Fasting For Weight Loss App
Customized Fasting Plans
Free

This app helps you lose weight and improve health through customized intermittent fasting plans. It offers AI-powered food scanning, intelligent dietary advice, and progress tracking to support your goals without restrictive diets.

AI food scannerCustomized intermittent fasting plansNutrition and hydration tracking
💪 Health & Fitness
(6.3K)
free with in-app purchases
15
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
16
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
17
Fasting Secret
Fasting Secret
Fasting Secret
Tracks fasts, weight & ketones
Free

This app helps you track your fasting periods, monitor your weight, and record body measurements. It offers features for manual or scheduled fasts, progress visualization, and motivational tools to support your health and weight loss goals.

Manual and scheduled fasting periodsWeight and body measurement trackingProgress visualization with graphs
💪 Health & Fitness
(1.6K)
free with in-app purchases
18
Beyond Body: Fasting
Beyond Body: Fasting
Beyond Body: Fasting
Personalized Fasting Plan
Free

This app offers personalized intermittent fasting plans and wellness guidance. It provides custom schedules, nutrition advice, habit-building challenges, and progress tracking to help users achieve health and weight loss goals.

Personalized fasting schedulesCustom nutrition recommendationsFasting, water, and step trackers
💪 Health & Fitness
(438)
free
19
Online Shield - Fast VPN Proxy
Online Shield - Fast VPN Proxy
Online Shield - Fast VPN Proxy
Security,Adblock,Photo Lock
Free

Enhance your online privacy and device security with a comprehensive suite of tools. This app offers a VPN, ad blocker, photo locker, and storage cleaner to protect your data and free up space. Enjoy a secure and private web experience with advanced encryption and a no-log policy.

VPN connection for online privacyAd blocking on websitesPhoto and video duplicate search/delete
📊 Productivity
(8.1K)
subscription
20
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

FAQ about Null Fasting

What are the best null fasting apps for iPhone?
Null Fasting tops our null fasting apps ranking as of July 2026, with a 5.0-star average from 1 App Store ratings, and it's free to download.
Yes — 20 of the top null fasting apps we rank are free to download, including Null Fasting and Zero: Fasting & Food Tracker.
Null Fasting has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 240+ null fasting apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Null supports popular fasting methods like 16:8, 18:6, 20:4, and OMAD. You can also create custom fasting durations and schedule recurring fasts.
Yes, Null provides comprehensive statistics on your fasting history, including completion rates, average durations, and consistency scores. You can view data weekly, monthly, quarterly, or yearly.