Best Diet Apps

250+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated September 2026

If you already know Calorie Counter, this is the deeper bench. 250+ diet apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Diet Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Calorie Counter - MyNetDiaryCalorie Counter - MyNetDiaryFree4.8★ (164K)NoYesSep 2026
2MyFitnessPal: Calorie CounterMyFitnessPal: Calorie CounterFree4.7★ (2.4M)YesYesSep 2026
3Lose It! – Calorie CounterLose It! – Calorie CounterFree4.8★ (775K)YesYesSep 2026
4My Diet Coach - Weight LossMy Diet Coach - Weight LossFree4.6★ (25K)YesYesSep 2026
5Healthi: Weight Loss, Diet AppHealthi: Weight Loss, Diet AppFree4.8★ (90K)YesYesSep 2026
6BitePal: Food Calorie TrackerBitePal: Food Calorie TrackerFree4.7★ (54K)NoYesSep 2026
7Casual dietingCasual dietingFree was $0.994.8★ (2.9K)YesYesAug 2026
8Diet & Meal Planner by GetFitDiet & Meal Planner by GetFitFree4.6★ (6.2K)NoYesAug 2026

Top Picks for Diet Apps

Calorie Counter - MyNetDiary#1

Calorie Counter - MyNetDiary by MyNetDiary Inc.

Food Nutrition Macro Tracker
Editor's Choice
💪 Health & Fitness
4.8😊(164K ratings)
FreeIn-App Purchases
#23in Health & Fitness
Calorie Counter - MyNetDiary screenshot 1
Calorie Counter - MyNetDiary screenshot 2
Calorie Counter - MyNetDiary screenshot 3
Calorie Counter - MyNetDiary screenshot 4
Calorie Counter - MyNetDiary screenshot 5
Calorie Counter - MyNetDiary screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Fast barcode scanning
  • 📊 Comprehensive data and analytics
  • 💪 Helped with weight loss and healthy habits

Room to Improve

  • 🐛 Inconsistent steps tracking
  • 📉 Reduced free features over time
  • 🔒 Privacy concerns with data access
MyFitnessPal: Calorie Counter#2

MyFitnessPal: Calorie Counter by MyFitnessPal, Inc.

Workout & AI Nutrition Tracker
Strong Contender
💪 Health & Fitness
4.7😐(2.4M ratings)
FreeAdsIn-App Purchases
#1in Health & Fitness
MyFitnessPal: Calorie Counter screenshot 1
MyFitnessPal: Calorie Counter screenshot 2
MyFitnessPal: Calorie Counter screenshot 3
MyFitnessPal: Calorie Counter screenshot 4
MyFitnessPal: Calorie Counter screenshot 5
MyFitnessPal: Calorie Counter screenshot 6

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.

What We Love

  • 💪 Effective for weight loss/healthy eating
  • 🔍 Extensive food database
  • 📊 Helpful tracking and progress features
  • 🤝 Social features and community support

Room to Improve

  • 🐛 Buggy and glitchy app performance
  • 💰 Aggressive push for premium subscription
  • 📋 Inaccurate food data and calculations
Lose It! – Calorie Counter#3

Lose It! – Calorie Counter by FitNow

Food Tracker for Weight Loss
Worth Considering
💪 Health & Fitness
4.8😊(775K ratings)
FreeAdsIn-App Purchases
#16in Health & Fitness
Lose It! – Calorie Counter screenshot 1
Lose It! – Calorie Counter screenshot 2
Lose It! – Calorie Counter screenshot 3
Lose It! – Calorie Counter screenshot 4
Lose It! – Calorie Counter screenshot 5
Lose It! – Calorie Counter screenshot 6

This app helps users achieve their weight loss goals by tracking calorie intake, nutrition, and exercise. It offers features like AI-powered meal logging, barcode scanning, and personalized diet plans to simplify the journey to a healthier lifestyle.

What We Love

  • 👍 Easy to use
  • 🚀 Comprehensive food database
  • 💡 Helpful for weight loss
  • 🚀 Syncs with fitness trackers

Room to Improve

  • 🐛 Inaccurate calorie/nutrition data
  • 💰 Paywall for basic features
  • 📢 Intrusive ads and upselling

More Diet Apps apps to explore

4
My Diet Coach - Weight Loss
My Diet Coach - Weight Loss
My Diet Coach - Weight Loss
Food tracker, calorie counter
Free

This app helps you lose weight by tracking your calorie intake and macronutrients. It offers a food diary, various diet plans, recipes, and daily recaps to guide your journey. Integrate with health apps for a comprehensive view of your progress.

Daily food diaryMacro trackerCalorie counting
💪 Health & Fitness
(25K)
subscription
5
Healthi: Weight Loss, Diet App
Healthi: Weight Loss, Diet App
Healthi: Weight Loss, Diet App
Track Food GLP-1 Macro Calorie
Free

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.

Personalized weight loss plansEasy food tracking (barcode scanner, search)Recipe builder
💪 Health & Fitness
(90K)
free with in-app purchases
6
BitePal: Food Calorie Tracker
BitePal: Food Calorie Tracker
BitePal: Food Calorie Tracker
AI scan meals. Track nutrition
Free

This app simplifies food tracking with an AI scanner that analyzes your meals from photos. It offers a fun, gamified experience with a customizable character to help you build healthy habits and achieve your weight goals.

AI food scanner from photosEffortless meal loggingCalorie, water, and fasting tracking
💪 Health & Fitness
(54K)
free with in-app purchases
7
Casual dieting
Casual dieting
Casual dieting
by UNITED, Inc.
Free
$0.99 | 100% OFF

This weight management app uses charming Japanese illustrations to support your journey. Track your weight, body fat, and meals with a comprehensive journal featuring over 100 unique stickers. Unlock more stickers and use them as wallpapers to stay motivated.

Cute, changing illustrations on graphsComprehensive weight and body fat journalDaily meal and happenings logging
💪 Health & Fitness
(2.9K)
free with in-app purchases
8
Diet & Meal Planner by GetFit
Diet & Meal Planner by GetFit
Diet & Meal Planner by GetFit
Calorie counter, food tracker
Free

This app offers personalized meal plans and a calorie counter to help users lose weight naturally. It includes a food tracker, nutrition scanner, healthy recipes, and motivational tools to support a healthy lifestyle.

Personalized diet plansCalorie counterFood logging and diary
💪 Health & Fitness
(6.2K)
subscription
9
Noom Weight Loss, Food Tracker
Noom Weight Loss, Food Tracker
Noom Weight Loss, Food Tracker
Healthy Habits, Meals & GLP-1s
Free

This app helps users build lasting healthy habits for weight loss and improved well-being. It offers AI-powered food logging, step tracking, personalized plans, and access to coaching and medication options. The program is rooted in psychology and backed by science to support sustainable lifestyle changes.

AI food logging with calorie & macro trackingStep tracking & rewardsPersonalized meal plans & recipes
💪 Health & Fitness
(871K)
free with in-app purchases
10
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
(733K)
freemium
11
WeightWatchers Program
WeightWatchers Program
WeightWatchers Program
Weight Loss and Better Health
Free

This app offers a science-backed weight loss tracker and personalized diet plans. It includes specialized support for weight-loss medications, AI-powered progress tracking beyond the scale, and flexible tools for various weight management goals. Connect with coaches and a supportive community for lasting results.

Personalized diet plansWeight-loss medication supportAI body scanner
💪 Health & Fitness
(2.4M)
free with in-app purchases
12
Nourishly - Nutrition & Diet
Nourishly - Nutrition & Diet
Nourishly - Nutrition & Diet
Specialist Dietary Management
Free

This app helps users improve their relationship with food and their bodies through specialized dietary management. It offers tools for tracking meals, activities, and moods, along with science-backed missions and coping skills to build healthier habits. Users can also link with their healthcare team for personalized feedback and treatment.

Cognitive-behavioral trackingSpecialized meal plansScience-backed micro-missions
💪 Health & Fitness
(1.9K)
freemium
13
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
14
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
15
Lark Health
Lark Health
Lark Health
Smart, connected, health coach
Free

This app offers personalized health programs and 24/7 digital coaching to help you achieve your individual health goals. It provides tools for habit building, chronic condition management, and tracking various health metrics, often at no cost through eligible insurance.

Personalized health programs24/7 digital health coachingFood and activity tracking
💪 Health & Fitness
(8K)
free
16
DietBet: Lose Weight & Win!
DietBet: Lose Weight & Win!
DietBet: Lose Weight & Win!
Join over 1,000,000 players!
Free

Achieve your weight loss goals by joining supportive communities and participating in games hosted by experts. Make a pledge, track your progress, and win money when you reach your targets. This app helps build lasting healthy habits.

Weight loss goal settingCommunity supportExpert-hosted games
💪 Health & Fitness
(21K)
free with in-app purchases
17
Diet style App
Diet style App
Diet style App
Choose healthy, balanced meals
Free
🍔 Food & Drink
(0)
18
RxDiet
RxDiet
RxDiet
Reimagining Food as Medicine
Free

This app creates personalized meal plans tailored to your taste, allergies, and health conditions. It offers grocery delivery of pre-portioned ingredients or allows you to use what you have at home. Educational content and motivational tools are also provided to support your healthy eating journey.

Personalized meal plansIngredient grocery deliveryPantry meal option
🍔 Food & Drink
(447)
free
19
Velko
Velko
Velko
AI Nutrition Coach & Tracker
Free

Instantly analyze meals by taking a photo for AI-powered nutritional breakdowns. Receive personalized coaching and insights to help you reach your health goals. Track progress, log activities, and challenge friends for added accountability.

AI Photo Meal AnalysisPersonalized AI Coaching"Should I Eat This?" Verdicts
💪 Health & Fitness
(2)
freemium
20
LeanUp AI Calorie Tracker
LeanUp AI Calorie Tracker
LeanUp AI Calorie Tracker
Food Scanner, Macros & Deficit
Free

This app helps you achieve health and fitness goals by providing personalized diet plans and tracking daily calorie intake. It features AI-powered food scanning and a virtual nutritionist for expert guidance.

Personalized diet and calorie intake plansScan meals with camera for nutrition detailsBarcode scanning for food information
💪 Health & Fitness
(4)
freemium

FAQ about Diet Apps

What are the best diet apps for iPhone?
Calorie Counter - MyNetDiary tops our diet apps ranking as of September 2026, with a 4.8-star average from 164K App Store ratings, and it's free to download.
Yes — 20 of the top diet apps we rank are free to download, including Calorie Counter - MyNetDiary and MyFitnessPal: Calorie Counter.
Calorie Counter - MyNetDiary has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ diet apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app functions as a comprehensive calorie and nutrition tracker. It allows users to log their meals quickly using various methods like a barcode scanner, photographing their food, or searching a large database. It provides detailed insights into macronutrients, vitamins, minerals, and other nutrients, along with progress tracking tools.
The app boasts a food database with over 2 million staff-verified items, ensuring accuracy and minimizing errors often found in crowdsourced data. This verification process is conducted daily to maintain reliability.