Best Diet Plan Weight Loss Nutrition Apps

222+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

The best diet plan weight loss nutrition apps on iPhone average 4.6★ across 222+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.

Top Picks for Diet Plan Weight Loss Nutrition

Fitia: Calorie Counter & Diet#1

Fitia: Calorie Counter & Diet by Nutrition Technologies SAC

Meal Plans for Weight Loss
Editor's Choice
💪 Health & Fitness
4.9😐(16K ratings)
FreeAdsIn-App Purchases
Fitia: Calorie Counter & Diet screenshot 1
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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.

What We Love

  • 👍 Easy to use
  • 🚀 Accurate calorie tracking
  • 💡 Helpful meal recommendations
  • 🤖 Impressive AI-generated recipes

Room to Improve

  • 💰 Premium-only features
  • 🤔 Confusing age requirement
  • 🔒 Lack of free version options
Formula - weight loss diet app#2

Formula - weight loss diet app by FJOR NUTRITION, INC.

Anti-Inflammatory, Cortisol
Strong Contender
💪 Health & Fitness
4.5😐(32K ratings)
FreeAdsIn-App Purchases
Formula - weight loss diet app screenshot 1
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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.

What We Love

  • 💰 Cost-effective
  • 🚀 Easy to use
  • 📊 Helpful tracking features
  • 🍔 Useful recipes and meal ideas

Room to Improve

  • 🐛 Buggy and glitchy
  • 💰 Overpriced
  • 🤔 Lack of personalization
Trifecta: Diet & Weight Loss#3

Trifecta: Diet & Weight Loss by DMW Design Group, LLC

Calorie & Macro Tracker
Worth Considering
💪 Health & Fitness
4.3😐(1.5K ratings)
FreeAdsIn-App Purchases
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This app helps you achieve your health and fitness goals with personalized nutrition tracking, exercise guidance, and healthy recipes. It offers tools to calculate macros, log meals, scan barcodes, track water intake, and follow workout videos. Create a step-by-step program for sustainable habit building.

What We Love

  • 🚀 Easy to use
  • 🔒 Helpful customer service
  • 👍 Comprehensive workout library
  • 👍 Useful timers and tracking features

Room to Improve

  • 🐛 App crashes and glitches
  • 🐛 Inconsistent meal quality
  • 🐛 Difficult to manage subscriptions

More Diet Plan Weight Loss Nutrition apps to explore

4
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Weight Loss, Meal Plan, Recipe
Free

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.

Automatic macro calculatorCarb and calorie counterPersonalized weight loss plan
💪 Health & Fitness
(81K)
free with in-app purchases
5
Diet Plan: Smart Meal Planner
Diet Plan: Smart Meal Planner
Diet Plan: Smart Meal Planner
Food Calorie Counter
Free

Discover a variety of healthy, calorie-controlled diet plans to help you lose weight, maintain your current weight, or adopt a healthier lifestyle. The app provides detailed meal plans, shopping lists, and tracks your progress with a weight tracker and BMI calculator.

Hundreds of healthy diet plansCalorie-controlled meal plansDedicated shopping lists
💪 Health & Fitness
(1.9K)
free with in-app purchases
6
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
(77K)
free with in-app purchases
7
V Shred: Nutrition & Fitness
V Shred: Nutrition & Fitness
V Shred: Nutrition & Fitness
Custom Diet & Workout plans!
Free

This app provides personalized diet and workout plans tailored to your specific body type and fitness goals. Take a quiz to receive instant results and access your custom plans, recipes, and progress tracking.

Personalized diet plansCustom workout routinesBody type analysis
💪 Health & Fitness
(105K)
free with in-app purchases
8
G-Plans: Customized Nutrition
G-Plans: Customized Nutrition
G-Plans: Customized Nutrition
Nutrition Program Made For You
Free

This app offers a medical approach to weight loss and nutrition, combining prescription medication with customized meal plans. Get approved for medication, receive weekly meal programming, and access professional nutrition coaching to achieve your health goals.

Weight loss medication approvalCustomized meal plansPrescription medication shipping
💪 Health & Fitness
(8.2K)
subscription
9
Kompanion: Weight Loss Plan
Kompanion: Weight Loss Plan
Kompanion: Weight Loss Plan
Intermittent Fasting & Diet
Free

This app combines intermittent fasting timers with a smart nutrition toolkit to help you lose weight. It features AI-powered meal scanning to estimate calories and macros, personalized fasting plans, and insights into your body's metabolic stages. Track your progress, mood, and energy levels to optimize your health journey.

AI-powered meal scanning for calorie and macro estimationFlexible intermittent fasting timer with personalized plansBody stage tracking (Ketosis, Autophagy)
💪 Health & Fitness
(9.3K)
free with in-app purchases
10
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
(16K)
freemium
11
Fastic Weight Loss & Fasting
Fastic Weight Loss & Fasting
Fastic Weight Loss & Fasting
Protein, Tracker, Nutrition
Free

This app guides users through personalized intermittent fasting and nutrition plans to achieve sustainable weight loss. It offers features like a food scanner, progress tracking, and a community for support, helping users burn fat and improve overall health.

Personalized fasting and nutrition plansProtein fasting for muscle maintenanceIntermittent fasting for fat burning
💪 Health & Fitness
(246K)
free with in-app purchases
12
Lose It! – Calorie Counter
Lose It! – Calorie Counter
Lose It! – Calorie Counter
Food Tracker for Weight Loss
Free

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.

Calorie trackingWeight loss planningAI voice meal logging
💪 Health & Fitness
(763K)
free with in-app purchases
13
Unimeal: Fasting and Diet
Unimeal: Fasting and Diet
Unimeal: Fasting and Diet
Simple Weight Loss & Tracker
Free

Achieve your weight loss goals with personalized meal plans, intermittent fasting schedules, and easy-to-use calorie and weight tracking. Utilize an AI scanner for effortless food logging and access workouts and hydration reminders to support your journey.

Intermittent fasting customizationPersonalized meal plansAI food and nutrition scanner
💪 Health & Fitness
(13K)
free with in-app purchases
14
WeFast: Diet Plan for Women
WeFast: Diet Plan for Women
WeFast: Diet Plan for Women
Tracker & Community
Free

This app offers a supportive community and expert-backed guidance for women seeking sustainable lifestyle changes. It focuses on celebrating non-scale victories and building confidence through personalized support and motivation.

Expert nutrition guidanceSupportive communityFocus on non-scale victories
💪 Health & Fitness
(9K)
free with in-app purchases
15
8fit Workouts & Meal Planner
8fit Workouts & Meal Planner
8fit Workouts & Meal Planner
Fitness & nutrition made easy
Free

Get personalized fitness and nutrition plans to achieve your wellness goals. This app offers customized workouts and healthy meal recipes, with guidance on exercise form and ingredient alternatives. It supports various dietary needs and preferences, making healthy living accessible.

Customized workout plansPersonalized meal plansNutrition tips and guides
💪 Health & Fitness
(82K)
free with in-app purchases
16
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
17
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
(15K)
free with in-app purchases
18
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Weight loss, diet, fitness app
Free

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.

AI calorie tracking with photosVoice-based meal loggingPersonalized AI insights and actionables
💪 Health & Fitness
(6K)
free with in-app purchases
19
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
20
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