Best Weight Gain, Diet Tracker Apps

236+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated June 2026

Every iPhone needs a few good weight gain, diet tracker apps. We benchmark 236+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Weight Gain, Diet Tracker

Healthify: AI Calorie Tracker#1

Healthify: AI Calorie Tracker by HealthifyMe Private Limited

Weight loss, diet, fitness app
Editor's Choice
💪 Health & Fitness
4.6😞(6K ratings)
FreeAdsIn-App Purchases
Healthify: AI Calorie Tracker screenshot 1
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Healthify: AI Calorie Tracker screenshot 5
Healthify: AI Calorie Tracker screenshot 6

This app simplifies your health journey with AI-powered tools for weight loss, nutrition, and fitness. Track calories by photo or voice, log meals, and receive personalized AI insights and coaching. Monitor water intake, sleep, weight, and workouts for data-driven decisions.

What We Love

  • 🚀 Great app that tracks Indian food
  • 👍 Simple but powerful features
  • 💡 Love AI-powered features
  • 👍 Easy to use and track meals

Room to Improve

  • 🐛 Inaccurate calorie counting
  • 🐛 Storage issues with photo tracking
  • 🔒 Forced to pay for premium features
Calorie Counter - MyNetDiary#2

Calorie Counter - MyNetDiary by MyNetDiary Inc.

Food Nutrition Macro Tracker
Strong Contender
💪 Health & Fitness
4.8😊(155K ratings)
FreeAdsIn-App Purchases
#20in Health & Fitness
Calorie Counter - MyNetDiary screenshot 1
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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
Nutrition Coach: Food tracker#3

Nutrition Coach: Food tracker by ECLIPSE STUDIOS TEKNOLOJI DIJITAL HIZMETLER LIMITED SIRKETI

Calorie Counter & Meal Planner
Worth Considering
💪 Health & Fitness
4.8😊(88K ratings)
FreeIn-App Purchases
Nutrition Coach: Food tracker screenshot 1
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This app helps you achieve your weight goals through sustainable calorie tracking, personalized meal plans, and delicious recipes. It focuses on long-term results by allowing you to eat what you like, including cheat meals, while meeting your daily calorie objectives. Track your progress, learn about nutrition, and sync with other health apps for a comprehensive approach.

What We Love

  • 👍 Easy to navigate
  • 🚀 Helps with weight loss
  • 🚀 Tracks calories, macros, and nutrition
  • 👍 Motivating and encouraging

Room to Improve

  • 💰 Paid subscription required for full features
  • 🐛 Inaccurate calorie/nutrition tracking
  • 🐛 Limited food database

More Weight Gain, Diet Tracker apps to explore

4
Omo: Healthy Weight Loss App
Omo: Healthy Weight Loss App
Omo: Healthy Weight Loss App
Lose weight with psychology
Free

Achieve your weight loss goals with a psychology-based approach. This app offers a comprehensive course, calorie and macro tracking, intermittent fasting support, and a step counter to build healthy habits and ensure long-term success.

Psychology-based weight loss courseCalorie and macro trackingBarcode food scanner
💪 Health & Fitness
(33K)
free with in-app purchases
5
Calorie Counter by Pro Tracker
Calorie Counter by Pro Tracker
Calorie Counter by Pro Tracker
Food Macro & Weight Health App
Free

This app simplifies weight loss by helping you track food intake, set nutrition goals, and monitor progress. It offers a comprehensive food diary, personalized macro tracking, and seamless integration with other health platforms.

Comprehensive food diaryPersonalized nutrition goalsApple Health data export
💪 Health & Fitness
(5.4K)
free with in-app purchases
6
Calorie Counter +
Calorie Counter +
Calorie Counter +
by Nutracheck. Food tracker
Free

Easily track your food intake, macros, and exercise to achieve your health goals, whether it's weight loss or building healthy habits. Utilize a verified food database, barcode scanner, and recipe builder for accurate logging. Sync with fitness devices for comprehensive tracking.

Calorie and nutrient trackingVerified food databaseBarcode scanner
💪 Health & Fitness
(26K)
freemium
7
Weigh In: Weight Tracker
Weigh In: Weight Tracker
Weigh In: Weight Tracker
The simple weight tracker
Free

Easily monitor your weight progress with this straightforward tracker. Log your weight regularly, set personal goals, and visualize your journey with customizable graphs. Personalize your experience with themes and icons, and integrate with the iOS Health app.

Track weight loss or gainSet target weightAdd notes to weigh-ins
💪 Health & Fitness
(585)
free
8
Carbon - Macro Coach & Tracker
Carbon - Macro Coach & Tracker
Carbon - Macro Coach & Tracker
Calories, Nutrition, & Diet
Free

This app provides personalized nutrition plans for weight loss, muscle gain, or maintenance. It adapts your plan as you progress and offers a comprehensive food tracker with a large database and barcode scanner. It supports various diet preferences and allows for custom meal planning.

Personalized nutrition plansAdaptive plan adjustmentsComprehensive food logging
💪 Health & Fitness
(7.6K)
free with in-app purchases
9
Fitia: Calorie Counter & Diet
Fitia: Calorie Counter & Diet
Fitia: Calorie Counter & Diet
Meal Plans for Weight Loss
Free

This app offers a fast and accurate way to track your calorie intake and nutrition. It provides personalized meal plans for weight loss or muscle gain, an AI coach for guidance, and tools for tracking progress, intermittent fasting, and creating shopping lists.

Fastest calorie counterTrack calories by photo, voice, or typingPersonalized meal plans
💪 Health & Fitness
(16K)
free with in-app purchases
10
Calorie Mama AI: Diet Counter
Calorie Mama AI: Diet Counter
Calorie Mama AI: Diet Counter
Macro, Carb, Keto Food Tracker
Free

Effortlessly track your calorie intake by simply taking photos of your food. This app uses AI to identify thousands of food items, including complex restaurant dishes, and provides detailed nutritional information. It also offers personalized meal and training plans.

Automatic calorie counting via food photosRecognition of complex restaurant dishesMeal plans (Keto, Paleo, Vegan)
💪 Health & Fitness
(4.5K)
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
Weight Diary Lite
Weight Diary Lite
Weight Diary Lite
daily weight loss tracker
Free

Track your weight loss journey with this intuitive app. It helps you monitor daily weight entries, visualize progress with a trend line, and estimate time to reach your goals without calorie counting. Includes calculators for goals and calories, plus privacy features.

Daily weight trackingProgress trend line visualizationGoal and calorie calculators
💪 Health & Fitness
(6.9K)
ad-supported
13
Calorie Counter & Food Tracker
Calorie Counter & Food Tracker
Calorie Counter & Food Tracker
Weight Loss Macro Meal Planner
Free

Effortlessly track your food intake and nutritional information with an AI-powered scanner that recognizes meals from photos. Get personalized calorie and macro plans to support weight loss, muscle gain, or maintenance.

AI Food Scanner for instant nutritional infoBarcode scanner for packaged foodsPersonalized calorie and macro calculator
💪 Health & Fitness
(29K)
free with in-app purchases
14
The Weight Gain App
The Weight Gain App
The Weight Gain App
Gain Weight, Muscle & Curves
Free

This app provides personalized weekly meal plans and training regimens to help users gain weight and build muscle. It supports various dietary preferences and includes features for tracking progress and managing grocery lists.

Tailored weekly meal plansCustomized training regimensSupport for various diets (keto, vegan, etc.)
💪 Health & Fitness
(61)
free with in-app purchases
15
Cronometer: Calorie Counter
Cronometer: Calorie Counter
Cronometer: Calorie Counter
Nutrition, macro, diet tracker
Free

Track your diet and exercise with an extensive food database and detailed nutrient breakdowns. Monitor progress towards health goals, integrate with fitness devices, and gain insights into sleep patterns. Offers premium features for enhanced tracking and an ad-free experience.

Extensive verified food databaseDetailed nutrient and calorie trackingFitness goal setting and progress monitoring
💪 Health & Fitness
(93K)
free with in-app purchases
16
Weight Diary
Weight Diary
Weight Diary
daily weight loss tracker
$7.99

Track your weight loss journey with a clear trend line to visualize progress. Log daily weights, estimate loss rates, and plan for your goals. Supports custom start dates and integrates with health platforms.

Daily weight loggingClear trend line visualizationProgress and goal tracking
💪 Health & Fitness
(2.5K)
free
17
Eato®: Calorie Tracker
Eato®: Calorie Tracker
Eato®: Calorie Tracker
Food, Macro, Nutrition Counter
Free

This app helps you manage your weight and health through calorie tracking, meal planning, and activity monitoring. It offers personalized plans, recipe suggestions, and progress tracking to support your wellness journey.

Calorie CounterBarcode ScanningAI Image Recognition
💪 Health & Fitness
(23K)
subscription
18
Found – Weight Care
Found – Weight Care
Found – Weight Care
Weight care, your way
Free

This app offers a personalized weight care program designed to help users achieve sustainable results. It facilitates communication with a health coach, tracks daily routines, and provides support for navigating lifestyle changes and challenges.

Personalized care programDaily updates with health coachTrack routines and reflections
💪 Health & Fitness
(8.7K)
ad-supported
19
MyBody: Health & Weight Loss
MyBody: Health & Weight Loss
MyBody: Health & Weight Loss
Meal Plan & Calorie Counter
Free

This app offers personalized meal plans and calorie tracking to support your health and weight loss goals. It includes healthy recipes, at-home workouts, and progress monitoring to guide you towards a healthier lifestyle.

Personalized meal plannerCalorie and macro trackingShopping list generator
💪 Health & Fitness
(1.1K)
subscription
20
Cal AI - Calorie Tracker
Cal AI - Calorie Tracker
Cal AI - Calorie Tracker
Food & Macro Counter
Free

This app helps you achieve your fitness goals by tracking your calorie and macronutrient intake. Simply answer lifestyle questions to create a personalized plan, then snap photos of your meals for an instant nutritional breakdown. It aims to simplify dieting and empower users with the tools and information needed to succeed.

Personalized lifestyle plan creationMeal photo nutritional analysisCalorie and macro tracking
💪 Health & Fitness
(332K)
freemium