Best Null Fasting Apps

249+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated September 2026

Null Fasting is the household name in null fasting, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Null Fasting Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Null FastingNull FastingFree4.5★ (2)NoNoAug 2026
2Sunrise - Intermittent FastingSunrise - Intermittent FastingFree4.8★ (9.7K)YesYesOct 2026
3Fasting + Intermittent FastingFasting + Intermittent FastingFree4.8★ (6.8K)NoYesOct 2026
4Fasting - Zero food trackerFasting - Zero food trackerFree2.3★ (3)NoNoSep 2026
5Zero: Fasting & Food TrackerZero: Fasting & Food TrackerFree4.8★ (445K)NoYesOct 2026
6Fasting Tracker & Diet AppFasting Tracker & Diet AppFree4.6★ (12K)NoNoOct 2026
7BodyFast: Intermittent FastingBodyFast: Intermittent FastingFree4.7★ (145K)NoYesOct 2026
8Fasting Tracker AppFasting Tracker AppFree4.7★ (675)NoYesSep 2026

Top Picks for Null Fasting

Null Fasting#1

Null Fasting by YMMV

Fast Smarter, Live Better
Editor's Choice
🔧 Utilities
4.5(2 ratings)
Free
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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.

Sunrise - Intermittent Fasting#2

Sunrise - Intermittent Fasting by Arbor Apps LLC

Intermittent Fasting Tracker
Strong Contender
💪 Health & Fitness
4.8😊(9.7K 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
  • 🚀 Effective for weight loss
  • 👍 Motivating and encouraging
  • 🚀 Comprehensive fasting options
  • 👍 Seamless integration with Apple Health

Room to Improve

  • 🐛 Issues with editing/deleting past fasts
  • 🐛 Inconsistent behavior after updates
  • 🐛 Bugs with widgets and live activities
  • 🔋 Ads can be intrusive
  • 🐛 Difficulty customizing fasting times
Fasting + Intermittent Fasting#3

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

Fasting Tracker - Lose Weight
Worth Considering
💪 Health & Fitness
4.8😊(6.8K 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
  • 📊 Useful data and metrics provided

Room to Improve

  • 🔍 Lack of advanced features (food/exercise logging)
  • 💸 Subscription model not well-received
  • 🔈 Intrusive ads and pop-ups
  • 🐛 Bugs and glitches (time tracking issues, app crashes)
  • 📉 Slow performance and lag

More Null Fasting apps to explore

FAQ about Null Fasting

What are the best null fasting apps for iPhone?
Null Fasting tops our null fasting apps ranking as of September 2026, with a 4.5-star average from 2 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 Sunrise - Intermittent Fasting.
Null Fasting has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 249+ null fasting apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.