Best Free Fasting And Calorie Tracker Apps

250+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated August 2026

The best free fasting and calorie tracker apps on iPhone average 4.8★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Free Fasting And Calorie Tracker Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Intermittent Fasting Tracker -Intermittent Fasting Tracker -Free4.9★ (29K)YesYesAug 2026
2Fasty - Intermittent FastingFasty - Intermittent FastingFree4.7★ (1.5K)NoYesAug 2026
3Zero: Fasting & Food TrackerZero: Fasting & Food TrackerFree4.8★ (445K)NoYesAug 2026
4Intermittent Fasting Tracker:Intermittent Fasting Tracker:Free4.9★ (50K)NoYesAug 2026
5MyFitnessPal: Calorie CounterMyFitnessPal: Calorie CounterFree4.7★ (2.4M)YesYesAug 2026
6BodyFast: Intermittent FastingBodyFast: Intermittent FastingFree4.7★ (145K)NoYesAug 2026
7Calorie Counter - MyNetDiaryCalorie Counter - MyNetDiaryFree4.8★ (162K)NoYesAug 2026
8Fasting Tracker & Diet AppFasting Tracker & Diet AppFree4.6★ (12K)NoNoAug 2026

Top Picks for Free Fasting And Calorie Tracker

Intermittent Fasting Tracker -#1

Intermittent Fasting Tracker - by Leap Health

Easy Fast Timer, Lose Weight
Editor's Choice
💪 Health & Fitness
4.9😊(29K ratings)
FreeAdsIn-App Purchases
Intermittent Fasting Tracker - screenshot 1
Intermittent Fasting Tracker - screenshot 2
Intermittent Fasting Tracker - screenshot 3
Intermittent Fasting Tracker - screenshot 4
Intermittent Fasting Tracker - screenshot 5
Intermittent Fasting Tracker - screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful features
  • 💡 Customizable fasting plans
  • 🚀 Intuitive interface

Room to Improve

  • 🐛 Inconsistent calorie tracking
  • 🔍 Limited food database
  • 💸 Excessive ads in free version
Fasty - Intermittent Fasting#2

Fasty - Intermittent Fasting by Gabe Rogers

Fast 16:8 Tracker Timer
Strong Contender
💪 Health & Fitness
4.7(1.5K ratings)
FreeIn-App Purchases
Fasty - Intermittent Fasting screenshot 1
Fasty - Intermittent Fasting screenshot 2
Fasty - Intermittent Fasting screenshot 3

This app offers a straightforward and privacy-focused way to track intermittent fasting. It provides tools for timing fasts, monitoring weight and BMI, and maintaining progress streaks without requiring sign-up or displaying ads.

Zero: Fasting & Food Tracker#3

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

Protein & Calorie Calculator
Worth Considering
💪 Health & Fitness
4.8😊(445K ratings)
FreeIn-App Purchases
#98in 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

More Free Fasting And Calorie Tracker apps to explore

4
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
5
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
Workout & AI Nutrition Tracker
Free

This AI-powered app helps you achieve your health and fitness goals by tracking calories, macros, and water intake. It offers a comprehensive food database, workout logging, personalized goals, and meal planning to monitor your progress.

AI Food TrackerCalorie and Macro TrackingWater Intake Monitoring
💪 Health & Fitness
(2.4M)
free with in-app purchases
6
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
7
Calorie Counter - MyNetDiary
Calorie Counter - MyNetDiary
Calorie Counter - MyNetDiary
Food Nutrition Macro Tracker
Free

Track your food intake and nutrition with a comprehensive calorie counter. Log meals quickly using a barcode scanner, photo analysis, or search. Monitor macros, vitamins, minerals, and more with detailed insights and progress charts.

Barcode scannerMeal Scan (photo logging)Macro and protein tracking
💪 Health & Fitness
(162K)
freemium
8
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
9
Intermittent Fasting — Tracker
Intermittent Fasting — Tracker
Intermittent Fasting — Tracker
Weight Loss 16:8 OMAD Coach
Free

This app simplifies intermittent fasting with visual progress tracking and insights into your body's metabolic zones. It offers various fasting plans, hydration tracking, and achievements to keep you motivated. Advanced features include body tracking, progress photos, and an AI coach for personalized guidance.

Visual fasting timer with metabolic zone insightsMultiple built-in and custom fasting plansHydration and weight/body measurement tracking
💪 Health & Fitness
(11)
freemium
10
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
11
FastingPals -  Social Fasting
FastingPals -  Social Fasting
FastingPals - Social Fasting
Fasting can be fun with others
Free

This app helps you track fasting periods and connect with friends for support and motivation. It offers coaching, insights into fasting stages, and community games to keep you engaged. Track progress, streaks, and activity to understand your patterns.

Social fasting with friendsReal-time progress sharingMotivational coaching personalities
💪 Health & Fitness
(9)
free
12
Fasting Center
Fasting Center
Fasting Center
Fasting Tracker, Log, Insights
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
(7)
free
13
Calivo — Smart Calorie Tracker
Calivo — Smart Calorie Tracker
Calivo — Smart Calorie Tracker
Photo calorie & macro counter
Free
💪 Health & Fitness
(0)
14
FastIQ: Fasting & Calorie AI
FastIQ: Fasting & Calorie AI
FastIQ: Fasting & Calorie AI
Food Tracker & Weight Loss
Free

This app combines intermittent fasting tracking with AI-powered calorie counting. Simply take a photo of your meal for instant logging of calories and macros. It helps you manage fasting schedules, track progress, and learn about nutrition for lasting results.

AI food logging via photoIntermittent fasting timerCustomizable fasting schedules
💪 Health & Fitness
(33)
freemium
15
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
16
Intermittent Fasting Tracker®
Intermittent Fasting Tracker®
Intermittent Fasting Tracker®
Fasting Timer, Calorie Tracker
Free
💪 Health & Fitness
(0)
17
Calmeter - AI Calorie Tracker
Calmeter - AI Calorie Tracker
Calmeter - AI Calorie Tracker
Macro & Nutrition Food Counter
Free

Instantly analyze the nutritional content of any meal by taking a photo, scanning a barcode, or searching a database. Track calories, macros, and other nutrients to meet your health and fitness goals.

AI meal scanningBarcode scanningFood database search
💪 Health & Fitness
(7)
freemium
18
Calorie tracker - Bloomhealth
Calorie tracker - Bloomhealth
Calorie tracker - Bloomhealth
AI fitness, Food & Macro count
Free
💪 Health & Fitness
(0)
19
Nouri: AI Calorie Tracker
Nouri: AI Calorie Tracker
Nouri: AI Calorie Tracker
Notes-Style Calorie Tracking
Free

Effortlessly track your food intake using natural language. This AI-powered app analyzes your descriptions to provide instant nutritional information and personalized goals. Build healthy habits without the usual tracking hassle.

Natural language food loggingInstant calorie and macro breakdownPersonalized daily targets
💪 Health & Fitness
(6)
freemium
20
The Simplest Calorie Tracker
The Simplest Calorie Tracker
The Simplest Calorie Tracker
Keep calorie tracking simple
Free

This app simplifies calorie and macro tracking with a clear dashboard. Log meals quickly, monitor progress towards your goals, and customize targets without complicated features or ads.

Quick food loggingCalorie and macro trackingClear progress dashboard
🔧 Utilities
(24)
free

FAQ about Free Fasting And Calorie Tracker

What are the best free fasting and calorie tracker apps for iPhone?
Intermittent Fasting Tracker - tops our free fasting and calorie tracker apps ranking as of August 2026, with a 4.9-star average from 29K App Store ratings, and it's free to download.
Intermittent Fasting Tracker - shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ free fasting and calorie tracker apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app serves as an all-in-one intermittent fasting tracker and AI calorie counter designed to support sustainable weight loss and health goals. It provides personalized fasting plans, helps users log meals with an AI food scanner, tracks hydration, and offers science-based insights into body status.
Key features include a simple fasting tracker, an AI calorie counter with food and barcode scanning, water tracking, custom fasting plans (like 16:8, OMAD), science-based insights, body status monitoring (fat burning, ketosis), and progress tracking for weight, BMI, glucose, and more. It also offers healthy recipes and meal planning.