Best Free Health Apps Diet

248+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Whether you're new to free health apps diet or looking for an upgrade, our curated collection of 248+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Free Health Apps Diet (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Keto Cycle: Keto Diet AppKeto Cycle: Keto Diet AppFree4.1★ (5.6K)NoYesAug 2026
2Healthi: Weight Loss, Diet AppHealthi: Weight Loss, Diet AppFree4.8★ (90K)YesYesAug 2026
3Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesAug 2026
4Keto diet app-Low carb managerKeto diet app-Low carb managerFree4.6★ (62K)NoYesAug 2026
5Stupid Simple Keto Diet AppStupid Simple Keto Diet AppFree4.6★ (8.9K)YesYesAug 2026
6Welmi - Calorie Counter & DietWelmi - Calorie Counter & DietFree4.8★ (18K)YesYesAug 2026
7Keto Diet App: Keto ManagerKeto Diet App: Keto ManagerFree4.7★ (9.4K)YesYesAug 2026
8MyNetDiary Carb Genius - KetoMyNetDiary Carb Genius - KetoFree4.7★ (5.1K)NoYesAug 2026

Top Picks for Free Health Apps Diet

Keto Cycle: Keto Diet App#1

Keto Cycle: Keto Diet App by KETO DIETS UAB

Low Carb Meal Plans & Tracker
Editor's Choice
💪 Health & Fitness
4.1😞(5.6K ratings)
FreeIn-App Purchases
Keto Cycle: Keto Diet App screenshot 1
Keto Cycle: Keto Diet App screenshot 2
Keto Cycle: Keto Diet App screenshot 3
Keto Cycle: Keto Diet App screenshot 4
Keto Cycle: Keto Diet App screenshot 5
Keto Cycle: Keto Diet App screenshot 6

This app offers a personalized ketogenic diet program designed by nutritionists and behavioral scientists. It provides customized meal plans, recipes, macronutrient tracking, progress monitoring, and guided workouts to help users achieve weight loss and improve overall health.

What We Love

  • 🚀 Easy to use
  • 🚀 Helpful meal plans
  • 🚀 Detailed tracking
  • 🚀 Variety of recipes

Room to Improve

  • 🐛 Glitchy app performance
  • 🔒 Difficult to cancel subscription
  • 💰 Expensive for limited features
Healthi: Weight Loss, Diet App#2

Healthi: Weight Loss, Diet App by Sunshine Health Studios

Track Food GLP-1 Macro Calorie
Strong Contender
💪 Health & Fitness
4.8😐(90K ratings)
FreeAdsIn-App Purchases
Healthi: Weight Loss, Diet App screenshot 1
Healthi: Weight Loss, Diet App screenshot 2
Healthi: Weight Loss, Diet App screenshot 3
Healthi: Weight Loss, Diet App screenshot 4
Healthi: Weight Loss, Diet App screenshot 5
Healthi: Weight Loss, Diet App screenshot 6

This app helps users achieve weight loss through personalized plans, easy food tracking, and a supportive community. It offers features like barcode scanning, recipe building, and integration with health devices. A premium option also combines medication support for enhanced results.

What We Love

  • 🚀 Excellent value
  • 👍 Great app and easy to use
  • 👍 Helpful for weight loss
  • 👍 Flexible with diet plan options

Room to Improve

  • 🐛 Buggy and glitchy
  • 🔍 Limited food database, especially for non-US users
  • 💰 In-app purchases required for full functionality
Keto Diet App - Carb Tracker#3

Keto Diet App - Carb Tracker by FJOR NUTRITION, INC.

Weight Loss, Meal Plan, Recipe
Worth Considering
💪 Health & Fitness
4.7😊(82K ratings)
FreeIn-App Purchases
Keto Diet App - Carb Tracker screenshot 1
Keto Diet App - Carb Tracker screenshot 2
Keto Diet App - Carb Tracker screenshot 3
Keto Diet App - Carb Tracker screenshot 4
Keto Diet App - Carb Tracker screenshot 5
Keto Diet App - Carb Tracker screenshot 6

This app acts as your personal keto coach, offering a powerful macro tracker with hundreds of recipes and diet tips. Easily log food using voice recognition or a barcode scanner, and receive a custom weight loss plan to reach your goals faster.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful for tracking macros
  • 🚀 Accurate food logging
  • 💡 Useful insights and information

Room to Improve

  • 🐛 Inconsistent food database
  • 🐛 Inaccurate calorie/carb calculations
  • 💡 Lacks integration with fitness trackers

More Free Health Apps Diet apps to explore

4
Keto diet app-Low carb manager
Keto diet app-Low carb manager
Keto diet app-Low carb manager
Macros tracker & counter
Free

This app acts as your personal keto nutritionist, simplifying weight loss by tracking macros and food intake. It offers a custom macro plan, extensive food database with barcode scanning, and helpful features like meal plans and recipe creation.

Custom macro plan generationFood tracking with barcode scannerKeto meal plans and recipes
💪 Health & Fitness
(62K)
free with in-app purchases
5
Stupid Simple Keto Diet App
Stupid Simple Keto Diet App
Stupid Simple Keto Diet App
Low Carb Diet & Macros Manager
Free

This app helps you track carbs and calories to achieve weight loss and maintain a ketogenic lifestyle. It offers easy food logging, progress tracking, and support for custom foods and fasting. Certified diet coaches are also available.

Visual carb and calorie loggingBarcode scanner for food entryFasting support
💪 Health & Fitness
(8.9K)
free with in-app purchases
6
Welmi - Calorie Counter & Diet
Welmi - Calorie Counter & Diet
Welmi - Calorie Counter & Diet
Weight Loss Food Tracker
Free

This app helps you achieve weight goals by forming conscious food habits and adjusting nutrition. It acts as a personal nutritionist, guiding you toward your dream shape and healthy eating through meal snapping and personalized recommendations.

Food & calorie scannerPersonalized nutrition recommendationsEating reminders
💪 Health & Fitness
(18K)
free with in-app purchases
7
Keto Diet App: Keto Manager
Keto Diet App: Keto Manager
Keto Diet App: Keto Manager
Carb Cycle & Macro Tracker App
Free

This app simplifies low-carb and macro tracking for weight loss and diabetes management. It uses voice recognition for easy food logging, offers automatic nutrient calculation, and provides community support. Access recipes, meal plans, and health insights to support your diet.

Voice recognition for food loggingAutomatic macro and net carb calculatorLow-carb eating insights
💪 Health & Fitness
(9.4K)
free with in-app purchases
8
MyNetDiary Carb Genius - Keto
MyNetDiary Carb Genius - Keto
MyNetDiary Carb Genius - Keto
Low Carb Food & Diet Manager
Free

This app helps users manage low-carb and keto diets with comprehensive tools for food logging, carb counting, macro tracking, and personalized diet plans. It features a vast food database, recipe library, and exercise tracking to support weight loss and nutrition goals.

Low-carb and keto diet managementCarb counter and macro trackerExtensive verified food database
💪 Health & Fitness
(5.1K)
subscription
9
Formula - weight loss diet app
Formula - weight loss diet app
Formula - weight loss diet app
Anti-Inflammatory, Cortisol
Free

This app guides you through various specialized diets like Carnivore, Mediterranean, Anti-Inflammatory, and Cortisol Detox. It offers recipe libraries, meal tracking via voice or barcode, and expert support to help you achieve your health goals.

Automatic Nutrient CalculatorVoice and Barcode Meal LoggingExtensive Recipe Library
💪 Health & Fitness
(33K)
free with in-app purchases
10
FITTR: Health & Fitness App
FITTR: Health & Fitness App
FITTR: Health & Fitness App
Health Tests, Workouts & Diets
Free

This app helps you proactively manage your health through a science-backed ecosystem. It integrates wearables, smart tools, and lab tests to help you understand your body, diagnose potential issues, and implement personalized lifestyle interventions for long-term well-being.

Health and lifestyle tracking via wearablesCalorie, protein, and body fat calculatorsSmart scale with 50+ health metrics
💪 Health & Fitness
(2.4K)
free with in-app purchases
11
Foodvisor - AI Calorie Counter
Foodvisor - AI Calorie Counter
Foodvisor - AI Calorie Counter
Diet Tracker for Weight Loss
Free

This app acts as your personal nutritionist, offering a personalized nutrition plan and helping you track your daily intake. It features an AI-powered camera for instant food recognition, tailored recipes, and progress monitoring to help you achieve your health and wellness goals.

AI Calorie Tracker with Instant Food Recognition CameraPersonalized Nutrition Plans by ExpertsTailored Recipes for Healthy Eating
💪 Health & Fitness
(17K)
freemium
12
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
13
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
14
Fooducate: Nutrition Coach
Fooducate: Nutrition Coach
Fooducate: Nutrition Coach
Calorie Counter & Diet Tracker
Free

This app helps millions track food intake, exercise, and sleep to improve health and achieve weight loss goals. It analyzes food quality, counts macros, and offers personalized dietary advice for various health needs. Scan barcodes to uncover hidden ingredients and discover healthier alternatives.

Log food intake and exerciseAnalyze calorie quality and macrosScan product barcodes for nutrition grades
💪 Health & Fitness
(78K)
free with in-app purchases
15
Calorie Counter by fatsecret
Calorie Counter by fatsecret
Calorie Counter by fatsecret
Diet & Weight Loss Tracker
Free

Track your food, exercise, and weight with a comprehensive database and supportive community. Features include barcode scanning, image recognition, and integration with health apps. Premium options offer personalized meal plans and advanced tracking.

Food diary with extensive databaseBarcode scanner and image recognitionExercise tracking and calorie burn log
💪 Health & Fitness
(15K)
freemium
16
Arise: AI Food Calorie Counter
Arise: AI Food Calorie Counter
Arise: AI Food Calorie Counter
Diet Manager & Protein Tracker
Free

This app helps you log food, monitor calorie intake, and track daily nutrition. It offers practical tools for convenient food logging, clear data visualization, and organized food diaries. Features include step tracking, Apple Health integration, and recipe creation.

Calorie trackingFood loggingMacronutrient tracking
💪 Health & Fitness
(3.3K)
freemium
17
Carb Manager: Keto & Macro Log
Carb Manager: Keto & Macro Log
Carb Manager: Keto & Macro Log
Calorie Counter & Diet Tracker
Free

Easily track carbs, macros, and calories for low-carb and keto diets. Features include barcode scanning, recipe access, and community support to help you achieve your health goals.

Net carb trackingBarcode scannerMacro calculator
💪 Health & Fitness
(732K)
freemium
18
DietAI: Calorie Counter & Diet
DietAI: Calorie Counter & Diet
DietAI: Calorie Counter & Diet
Weight Loss & Food Tracker
Free

This app uses AI to help you track your calorie and nutrient intake by simply taking photos of your meals. It provides personalized fitness plans and nutritional breakdowns to support your weight loss or muscle gain goals.

AI Calorie Counter with photo analysisCustomized fitness and weight loss plansDetailed nutritional information (macros)
💪 Health & Fitness
(14K)
free with in-app purchases
19
Glycemic Index Load Net Carbs
Glycemic Index Load Net Carbs
Glycemic Index Load Net Carbs
Diabetes Diet Glucose & Weight
Free

Manage your health with this app, offering AI-powered recipe generation and tracking for glucose, weight, and blood pressure. It helps users make informed food choices and monitor key health metrics to support diabetes prevention and weight management.

AI-powered recipe generatorGlycemic Index and Load dataGlucose and ketone tracking
🏥 Medical
(3.5K)
free with in-app purchases
20
MyDietDaily -Lose Weight Smart
MyDietDaily -Lose Weight Smart
MyDietDaily -Lose Weight Smart
Diet Watchers Point Calculator
Free

Easily track your food intake, exercise, and weight progress with voice logging and extensive food databases. This app supports various diet plans and offers features like barcode scanning, custom meal creation, and community support to aid your weight loss journey.

Voice logging for food and exerciseExtensive food and recipe databasesBarcode scanner
💪 Health & Fitness
(1.6K)
free with in-app purchases

FAQ about Free Health Apps Diet

What are the best free health apps diet for iPhone?
Keto Cycle: Keto Diet App tops our free health apps diet ranking as of July 2026, with a 4.1-star average from 5.6K App Store ratings, and it's free to download.
Keto Cycle: Keto Diet App has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 248+ free health apps diet on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Keto Cycle is a ketogenic diet app that provides a personalized program to help users achieve their health and body goals. It offers customized meal plans, easy-to-prepare recipes, macronutrient tracking, progress monitoring, and guided workouts, all designed by nutritionists and behavioral scientists.
Key features include a personalized meal planner with over 10,000 recipes, a macronutrient and calorie tracker with a barcode scanner, progress tracking for weight and ketosis, effective workouts, daily keto tips, and a Keto Academy for learning the diet basics.