Best Water Fasting Apps

243+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

With an average user rating of 4.6★, the water fasting category is one of the App Store's strongest. Browse all 243+ apps we track, sorted so the most loved ones surface first.

Top Picks for Water Fasting

H2 flow water fasting#1

H2 flow water fasting by Martijn Nelissen

your water-fast companion
Editor's Choice
💪 Health & Fitness
2.3(3 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
H2 flow water fasting screenshot 6

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.

Zero: Fasting & Food Tracker#2

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

Intermittent Fasting Timer
Strong Contender
💪 Health & Fitness
4.8😊(445K ratings)
FreeIn-App Purchases
#100in 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
Fasting Tracker • Easy Fast#3

Fasting Tracker • Easy Fast by Samtark Pty Ltd

Intermittent Fasting Timer
Worth Considering
💪 Health & Fitness
5.0😊(7.8K 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

More Water 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
Water Fasting: Tracker & Timer
Water Fasting: Tracker & Timer
Water Fasting: Tracker & Timer
Mindful Fasts, Water & Stages
Free
💪 Health & Fitness
(2)
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
(4.8K)
free with in-app purchases
7
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
8
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
(6.6K)
free with in-app purchases
9
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
10
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
(383K)
free with in-app purchases
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
Phasty: Water Fasting Tracker
Phasty: Water Fasting Tracker
Phasty: Water Fasting Tracker
Hydrate, Track & Lose Weight
Free
💪 Health & Fitness
(0)
13
Intermittent Fasting and Diet.
Intermittent Fasting and Diet.
Intermittent Fasting and Diet.
Eating Timer & Weight Traсker
Free

This app guides you on a journey to a healthier lifestyle by improving your metabolism and aiding in weight loss. It offers tools to track your eating habits, monitor weight, and access informative articles. A personal fasting consultant is available in the paid version.

Fasting timer with tipsAdvanced fasting statisticsCustomized fasting plans
💪 Health & Fitness
(5.2K)
free with in-app purchases
14
Suavita: Fasting Tracker App
Suavita: Fasting Tracker App
Suavita: Fasting Tracker App
Intermittent Fasting & Water
Free

This app helps users track various fasting durations, from intermittent routines to multi-day water fasts. It provides timers, reminders, and progress tracking to support users in achieving their fasting goals and building healthy habits. It offers features for both beginners and experienced fasters.

Intermittent fasting trackingLong-term fasting supportCustomizable fasting presets
💪 Health & Fitness
(3.5K)
free with in-app purchases
15
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
16
Water Tracker by WaterMinder®
Water Tracker by WaterMinder®
Water Tracker by WaterMinder®
Drink More, Hydration Reminder
Free

This app helps you build better hydration habits with personalized daily water goals and smart reminders. Track various beverages, view progress visually, and access detailed statistics. Integrates with Apple Health and offers Apple Watch support.

Personalized daily water goal calculationSmart, customizable drink remindersLog various beverage types
💪 Health & Fitness
(34K)
free with in-app purchases
17
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
(75)
free with in-app purchases
18
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
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
16/8: Fasting & Water Tracker
16/8: Fasting & Water Tracker
16/8: Fasting & Water Tracker
Intermittent Fasting Hydration
Free

This app simplifies intermittent fasting with a 16:8 schedule and integrates hydration tracking to enhance your fasting experience. It helps you build a consistent daily routine for better focus and sustained fasting.

One-tap 16:8 fasting startInstant fasting status displayWater intake logging
💪 Health & Fitness
(7)
freemium

Related searches