Best Null Fasting Apps

231+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Null Fasting is the household name in null fasting, but it's far from the only option. We track 231+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Null Fasting

Null Fasting#1

Null Fasting by YMMV LLC

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.

Fasting + Intermittent Fasting#2

Fasting + Intermittent Fasting by Byte Puls d.o.o.

Fasting Tracker - Lose Weight
Strong Contender
💪 Health & Fitness
4.8😊(6.6K ratings)
FreeIn-App Purchases
Fasting + Intermittent Fasting screenshot 1
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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.

What We Love

  • ⭐ Excellent tracking and visualization
  • 👍 Simple and easy to use
  • 💪 Helps stay motivated and on track
  • 🔍 Detailed information on fasting stages

Room to Improve

  • 🔍 Lack of advanced features (food/exercise logging)
  • 💸 Subscription model not well-received
  • 🔈 Intrusive ads and pop-ups
Sunrise - Intermittent Fasting#3

Sunrise - Intermittent Fasting by Arbor Apps LLC

Intermittent Fasting Tracker
Worth Considering
💪 Health & Fitness
4.8😊(9.6K ratings)
FreeAdsIn-App Purchases
Sunrise - Intermittent Fasting screenshot 1
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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.

What We Love

  • 🚀 Easy to use
  • 👍 Flexible and customizable
  • 🚀 Simple and straightforward
  • 👍 Keeps you accountable

Room to Improve

  • 🐛 Issues with editing/deleting past fasts
  • 🐛 Inconsistent behavior after updates
  • 🐛 Bugs with widgets and live activities

More Null Fasting apps to explore

4
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
BodyFast: Intermittent Fasting
Weight Loss Diet, Meal Tracker
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
(144K)
free with in-app purchases
5
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
6
Zero: Fasting & Food Tracker
Zero: Fasting & Food Tracker
Zero: Fasting & Food Tracker
Intermittent Fasting Timer
Free

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.

Intermittent fasting timers and streaksSmart meal logging with photo recognitionPersonalized daily protein target tracking
💪 Health & Fitness
(445K)
freemium
7
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
8
Intermittent Fasting Tracker -
Intermittent Fasting Tracker -
Intermittent Fasting Tracker -
Fasting App: Lose Weight Fast
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
(28K)
freemium
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
(11K)
free
10
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
(940)
free with in-app purchases
11
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
12
Intermittent Fasting for Men
Intermittent Fasting for Men
Intermittent Fasting for Men
+ Calorie Counter Weight Loss
Free

This app offers a specialized intermittent fasting program for men, combined with tools for weight and calorie tracking. It aims to help users achieve fitness goals, manage weight, and improve overall health through guided fasting protocols and personalized insights.

Fasting tracker with 16:8 protocolCalorie counterWeight tracker
💪 Health & Fitness
(2.5K)
free with in-app purchases
13
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
14
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
15
Intermittent Fasting Tracker:
Intermittent Fasting Tracker:
Intermittent Fasting Tracker:
Simple 16:8 Fast Timer
Free

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.

Interactive WidgetsNotificationsStreaks & Badges
💪 Health & Fitness
(43K)
free with in-app purchases
16
Fasting Time - Fasting Tracker
Fasting Time - Fasting Tracker
Fasting Time - Fasting Tracker
Intermittent fasting tracker
Free

This app helps you manage intermittent fasting routines to support weight loss and health goals. It offers customizable trackers, progress monitoring with photos and notes, and motivational messages to keep you on track.

Customizable fasting trackerMultiple display modesProgress tracking with photos/notes
💪 Health & Fitness
(72)
free with in-app purchases
17
Intermittent Fasting Tracker!
Intermittent Fasting Tracker!
Intermittent Fasting Tracker!
Weight Loss: Fast・Easy・No Diet
Free

This app helps you track intermittent fasting for various goals like weight loss, detox, or religious observance. It allows you to set custom fasting levels, receive reminders, and monitor your progress by syncing with health data.

Fasting TimerPersonal Profile TrackingCustomizable Fasting Levels
💪 Health & Fitness
(2K)
free with in-app purchases
18
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
19
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
20
IF: Intermittent Fasting 16:8
IF: Intermittent Fasting 16:8
IF: Intermittent Fasting 16:8
Lose Weight Fast - No Diet
Free

This app simplifies intermittent fasting for weight loss and improved health. It offers personalized meal plans, a fasting tracker with reminders, and a supportive community. Achieve your fitness goals without restrictive dieting.

Fasting tracker with customizable intervalsPersonalized meal plans and recipesWater intake reminders
💪 Health & Fitness
(2.6K)
freemium