Best H2 Flow Water Fasting Apps

249+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated August 2026

H2 flow water fasting is the household name in h2 flow water 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 H2 Flow Water Fasting Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1H2 flow water fastingH2 flow water fastingFree3.0★ (4)NoYesJul 2026
2Fasting Tracker & Diet AppFasting Tracker & Diet AppFree4.6★ (12K)NoNoAug 2026
3WhatsApp MessengerWhatsApp MessengerFree4.7★ (18M)YesYesAug 2026
43-Day Fast - 72h Water Fast3-Day Fast - 72h Water FastFree5.0★ (1)NoYesAug 2026
5Fasting + Intermittent FastingFasting + Intermittent FastingFree4.8★ (6.8K)NoYesAug 2026
6Intermittent FastingIntermittent FastingFree3.4★ (14)YesYesJul 2026
7Water Fasting: Tracker & TimerWater Fasting: Tracker & TimerFree5.0★ (2)NoYesJul 2026
8Fastin: Intermittent FastingFastin: Intermittent FastingFree4.8★ (10K)NoYesAug 2026

Top Picks for H2 Flow Water Fasting

H2 flow water fasting#1

H2 flow water fasting by Martijn Nelissen

your water-fast companion
Editor's Choice
💪 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.

Fasting Tracker & Diet App#2

Fasting Tracker & Diet App by Hendrik Folkerts

Simple Fast Timer 16:8 & 5:2
Strong Contender
💪 Health & Fitness
4.6😊(12K ratings)
Free
Fasting Tracker & Diet App screenshot 1
Fasting Tracker & Diet App screenshot 2
Fasting Tracker & Diet App screenshot 3

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.

What We Love

  • 🚀 Great app
  • 👍 Simple and easy to use
  • 💡 Helpful for tracking fasting
  • 🚀 Effective for weight loss

Room to Improve

  • 🐛 Cannot edit start/stop times
  • 🐛 Inaccurate fasting history tracking
  • 🐛 Continues running timer after fast ends
WhatsApp Messenger#3

WhatsApp Messenger by WhatsApp Inc.

Simple. Reliable. Private.
Worth Considering
🌐 Social Networking
4.7😊(18M ratings)
FreeAdsIn-App Purchases
#2in Social Networking
WhatsApp Messenger screenshot 1
WhatsApp Messenger screenshot 2
WhatsApp Messenger screenshot 3
WhatsApp Messenger screenshot 4
WhatsApp Messenger screenshot 5

Connect with friends and family globally through private messaging and high-quality calls. Share moments, documents, and stay in touch across devices, even on slow connections. Your conversations are secured with end-to-end encryption.

What We Love

  • 💬 Great communication tool
  • 🌍 Connects people globally
  • 🔒 Secure and private messaging
  • 📱 Versatile features (calls, video, groups)

Room to Improve

  • 🐛 Bugs and glitches (freezing, crashing, notification issues)
  • 🔒 Privacy concerns with data sharing
  • 🙈 Lack of customization and control (status, groups)

More H2 Flow Water Fasting apps to explore

4
3-Day Fast - 72h Water Fast
3-Day Fast - 72h Water Fast
3-Day Fast - 72h Water Fast
Autophagy Timer & Tracker
Free

This app guides users through 72-hour water fasts, tracking 8 science-backed phases in real-time. It provides information on safe supplements, how to break a fast, and unlocks benefits at key milestones.

Real-time tracking of 8 fasting phasesScience-backed autophagy progressionSupplement safety guide
💪 Health & Fitness
(1)
free with in-app purchases
5
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
6
Intermittent Fasting
Intermittent Fasting
Intermittent Fasting
by Tobias Zimmermann
Free

This app helps you start and maintain intermittent fasting routines. It provides daily reminders, notifications for fasting completion, and monthly overviews to keep you motivated. Users report improved focus and reduced cravings.

Daily fasting remindersEnd fasting notificationsMonthly progress overview
🍔 Food & Drink
(14)
free with in-app purchases
7
Water Fasting: Tracker & Timer
Water Fasting: Tracker & Timer
Water Fasting: Tracker & Timer
Mindful Fasts, Water & Stages
Free

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.

Living water orb timer with gyroscope physicsSix science-backed fasting stagesHydration and wellness logging
💪 Health & Fitness
(2)
freemium
8
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
9
Fasting Center
Fasting Center
Fasting Center
Extended Fasting Calculator
Free

Plan extended fasts with personalized projections. Input your body stats and desired duration to estimate weight change, fat loss, and energy use. This data-driven tool provides a clear starting point for your fasting journey.

Personalized fast planningExtended fast duration optionsProjected weight change
💪 Health & Fitness
(6)
free
10
Fasting - Zero food tracker
Fasting - Zero food tracker
Fasting - Zero food tracker
Simpel & easy fasting tracker
Free

This app helps users track intermittent fasting periods, which involve cycling between eating and fasting. It supports various fasting methods and provides a simple way to monitor eating patterns.

Intermittent fasting trackingSupports daily fastingSupports 24-hour fasting
🌟 Lifestyle
(3)
free
11
Start Fasting Now
Start Fasting Now
Start Fasting Now
Fasting Made Easy & Effective
Free

This app helps users achieve health and weight loss goals through personalized fasting plans. It offers expert guidance, interactive tools, community support, and detailed analytics to make fasting simple and effective.

Personalized fasting plansExpert health guidanceProgress tracking tools
💪 Health & Fitness
(63)
free with in-app purchases
12
EatTimer: Fasting Tracker App
EatTimer: Fasting Tracker App
EatTimer: Fasting Tracker App
Intermittent Fasting, No Diet
Free

This app helps you track your intermittent fasting journey with personalized plans and reminders. Monitor your progress, log weight loss data, and achieve metabolic balance without strict dieting. It supports various popular fasting schedules for all experience levels.

Personalized fasting plansAccurate intermittent fasting trackerFasting and eating reminders
💪 Health & Fitness
(221)
subscription
13
H2O - Water Tracker
H2O - Water Tracker
H2O - Water Tracker
by Gregory Sapienza
Free

This application helps you monitor your daily water consumption to ensure you stay adequately hydrated. It offers a visually appealing interface with features for quickly logging intake and reviewing your progress.

Log water intake quicklyPreset water amountsWeekly intake graph
💪 Health & Fitness
(65)
free
14
Fasting: Get healthy together
Fasting: Get healthy together
Fasting: Get healthy together
Intermittent Fasting Meal Plan
Free

This app guides users through intermittent fasting with a personalized meal plan, recipe book, and water tracker. It supports weight loss, improved sleep, and overall well-being by helping users adhere to fasting windows.

Intermittent fasting trackerPersonalized meal planRecipe book
💪 Health & Fitness
(132)
free with in-app purchases
15
Intermittent Fasting Tracker®
Intermittent Fasting Tracker®
Intermittent Fasting Tracker®
Fasting Timer, Calorie Tracker
Free
💪 Health & Fitness
(0)
16
Fasting Tracker App
Fasting Tracker App
Fasting Tracker App
Fast & Easy Health Habit
Free

This app helps you optimize intermittent fasting by tracking not only hours fasted but also calories burned and activity levels. It offers a comprehensive guide to various fasting methods and includes healthy recipes for your eating window to support weight loss goals.

Calorie-based fasting trackingActivity and calorie burn monitoring40+ page science-based fasting guide
🍔 Food & Drink
(675)
subscription
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
Simple Fasting App
Simple Fasting App
Simple Fasting App
No ads, no data, just fasting!
Free

This app simplifies intermittent fasting with a focus on privacy and ease of use. It offers popular fasting schedules, progress tracking, and smart notifications without ads, subscriptions, or data collection.

Free and privatePopular fasting schedulesProgress tracking
💪 Health & Fitness
(4)
free
19
16:8 Intermittent Fasting
16:8 Intermittent Fasting
16:8 Intermittent Fasting
Intermittent Fasting tracker
Free

This app helps users adopt intermittent fasting by tracking fasting periods, weight changes, and daily water intake. It integrates with Apple Health to import exercise data, providing insights into daily activity alongside dietary progress.

Fasting trackingWeight trackingWater intake tracking
💪 Health & Fitness
(49)
free with in-app purchases
20
Fasting Culture
Fasting Culture
Fasting Culture
Fasting - Body’s True Yoga
Free

This app guides users through various fasting programs and healing journeys, integrating nutrition, meditation, and breathing exercises. It offers personalized recommendations based on user profiles and optional at-home urine tests for deeper health insights.

Personalized fasting programsGuided healing journeysBreath yoga and meditation sessions
💪 Health & Fitness
(37)
free with in-app purchases

FAQ about H2 Flow Water Fasting

What are the best h2 flow water fasting apps for iPhone?
H2 flow water fasting tops our h2 flow water fasting apps ranking as of August 2026, with a 3.0-star average from 4 App Store ratings, and it's free to download.
Yes — 20 of the top h2 flow water fasting apps we rank are free to download, including H2 flow water fasting and Fasting Tracker & Diet App.
H2 flow water fasting has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ h2 flow water fasting apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
H2 flow water fasting is a companion app designed to help users prepare for, stay mindful during, and celebrate milestones in their water fasting journey. It provides hydration tracking and science-based tools for metabolic renewal.
H2 flow water fasting is compatible with iPhone, iPad, and iPod devices. It is designed for the iOS ecosystem.