Best Water Fasting Apps

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

With an average user rating of 4.6★, the water fasting category is one of the App Store's strongest. Browse all 250+ apps we track, sorted so the most loved ones surface first.

Compare top Water Fasting Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Water Fasting: Tracker & TimerWater Fasting: Tracker & TimerFree5.0★ (2)NoYesJul 2026
2Fasting Tracker • Easy FastFasting Tracker • Easy FastFree5.0★ (8.2K)NoYesAug 2026
3H2 flow water fastingH2 flow water fastingFree3.0★ (4)NoYesJul 2026
4Zero: Fasting & Food TrackerZero: Fasting & Food TrackerFree4.8★ (445K)NoYesAug 2026
5BodyFast: Intermittent FastingBodyFast: Intermittent FastingFree4.7★ (145K)NoYesAug 2026
6Fasting App: Tracker & TimerFasting App: Tracker & TimerFree4.7★ (5.4K)NoYesAug 2026
7Phasty: Water Fasting TrackerPhasty: Water Fasting TrackerFreeYesYesJun 2026
8Water Fasting App - Easy FastWater Fasting App - Easy FastFree3.7★ (7)NoYesJul 2026

Top Picks for Water Fasting

Water Fasting: Tracker & Timer#1

Water Fasting: Tracker & Timer by SUKRU DEMIR

Mindful Fasts, Water & Stages
Editor's Choice
💪 Health & Fitness
5.0(2 ratings)
FreeIn-App Purchases
Water Fasting: Tracker & Timer screenshot 1
Water Fasting: Tracker & Timer screenshot 2
Water Fasting: Tracker & Timer screenshot 3

Track your fasting journey with a visually engaging water orb timer. Understand your body's stages, log hydration, and gain personalized wellness insights. Offers science-backed information and a premium minimalist design.

Fasting Tracker • Easy Fast#2

Fasting Tracker • Easy Fast by Samtark Pty Ltd

Intermittent Fasting Timer
Strong Contender
💪 Health & Fitness
5.0😊(8.2K ratings)
FreeIn-App Purchases
Fasting Tracker • Easy Fast screenshot 1
Fasting Tracker • Easy Fast screenshot 2
Fasting Tracker • Easy Fast screenshot 3
Fasting Tracker • Easy Fast screenshot 4
Fasting Tracker • Easy Fast screenshot 5
Fasting Tracker • Easy Fast screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 👍 Simple and straightforward interface
  • 🚀 Flexible fasting options
  • 🚀 Detailed fasting progress tracking

Room to Improve

  • 🐛 Occasional app freezes or crashes
  • 🔒 No user account/data sync across devices
  • 🐛 Issues with lock screen/home screen widgets
H2 flow water fasting#3

H2 flow water fasting by Martijn Nelissen

your water-fast companion
Worth Considering
💪 Health & Fitness
3.0(4 ratings)
FreeIn-App Purchases
H2 flow water fasting screenshot 1
H2 flow water fasting screenshot 2
H2 flow water fasting screenshot 3
H2 flow water fasting screenshot 4
H2 flow water fasting screenshot 5

This app guides users through water fasting with hydration tracking and mindful prompts. It offers science-based tools to support metabolic renewal and help users achieve fasting goals, from short to multi-day protocols.

More Water Fasting apps to explore

4
Zero: Fasting & Food Tracker
Zero: Fasting & Food Tracker
Zero: Fasting & Food Tracker
Protein & Calorie Calculator
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
5
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
6
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
7
Phasty: Water Fasting Tracker
Phasty: Water Fasting Tracker
Phasty: Water Fasting Tracker
Hydrate, Track & Lose Weight
Free
💪 Health & Fitness
(0)
8
Water Fasting App - Easy Fast
Water Fasting App - Easy Fast
Water Fasting App - Easy Fast
16:8, OMAD & eating timer
Free

Track intermittent fasting, calories, and water intake to support your weight loss journey. Offers customizable plans, progress stats, and seamless integration with Apple Health. Enjoy a simple interface with widgets and dark mode.

Intermittent fasting trackingCalorie intake loggingWater consumption monitoring
💪 Health & Fitness
(7)
freemium
9
Fasting Timer & Water Tracker
Fasting Timer & Water Tracker
Fasting Timer & Water Tracker
Water Fasting App
Free

This app helps you track intermittent fasting and water intake with personalized plans and custom timers. Monitor progress with insights and receive reminders to stay on track with your health and fitness goals.

Personalized fasting plansCustom fasting timersReminders and notifications
💪 Health & Fitness
(78)
free with in-app purchases
10
Water Fasting : Beyond
Water Fasting : Beyond
Water Fasting : Beyond
Fasting Tracker, Weight Loss
Free
💪 Health & Fitness
(0)
11
WaterFast: IF Fasting Timer
WaterFast: IF Fasting Timer
WaterFast: IF Fasting Timer
16:8 Intermittent Fast Tracker
Free

This app provides a synchronized intermittent fasting timer designed for seamless use across your iPhone and Apple Watch. It offers detailed insights into fasting zones and hydration tracking, with a focus on privacy and a user-friendly experience.

Synchronized iPhone and Apple Watch timerFasting zone insightsHydration tracking
💪 Health & Fitness
(2)
freemium
12
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
(393K)
free with in-app purchases
13
H2OBuddy: Fasting & Water Logs
H2OBuddy: Fasting & Water Logs
H2OBuddy: Fasting & Water Logs
Stay Hydrated Daily
Free
💪 Health & Fitness
(0)
14
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
(50K)
free with in-app purchases
15
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
16
Fasting Track: Timer & Water
Fasting Track: Timer & Water
Fasting Track: Timer & Water
Weight Loss: Intermittent Diet
Free
💪 Health & Fitness
(0)
17
Fastora: Fasting Timer
Fastora: Fasting Timer
Fastora: Fasting Timer
Intermittent Fasting Planner
Free
💪 Health & Fitness
(0)
18
Intermittent Fasting Daily
Intermittent Fasting Daily
Intermittent Fasting Daily
Fasting Tracker & Weight Loss
Free
💪 Health & Fitness
(0)
19
Tend - Fasting & stay hydrated
Tend - Fasting & stay hydrated
Tend - Fasting & stay hydrated
by Ho Yeung Liu
Free
💪 Health & Fitness
(0)
20
FastFlow: Fasting & Water App
FastFlow: Fasting & Water App
FastFlow: Fasting & Water App
by LIT GAMES PUBLISHING LTD
Free
💪 Health & Fitness
(0)

FAQ about Water Fasting

What are the best water fasting apps for iPhone?
Water Fasting: Tracker & Timer tops our water fasting apps ranking as of August 2026, with a 5.0-star average from 2 App Store ratings, and it's free to download.
Yes — 20 of the top water fasting apps we rank are free to download, including Water Fasting: Tracker & Timer and Fasting Tracker • Easy Fast.
Water Fasting: Tracker & Timer has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ water fasting apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Pro features include explanations of all six fasting stages, full water tracking with custom goals, wellness check-ins and insights, longer fast routines (36, 48, 72 hours), the ability to pause/resume fasts, an educational library, safe refeeding protocols, and data export.
Water Fasting Pro offers a seven-day free trial. After the trial, it costs $9.99 per month or $59.99 per year.

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