Best Nutrition Knowledge App

0+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Every iPhone needs a few good nutrition knowledge app. We benchmark 0+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Nutrition Knowledge App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Nutrition InfoNutrition InfoFree4.8★ (7.3K)YesNoAug 2026
2Cronometer: Calorie CounterCronometer: Calorie CounterFree4.8★ (97K)YesYesAug 2026
3Nutritionix TrackNutritionix TrackFree4.8★ (43K)NoYesAug 2026
4Formula - weight loss diet appFormula - weight loss diet appFree4.5★ (33K)NoYesAug 2026
5Nutrition Coach: Food trackerNutrition Coach: Food trackerFree4.8★ (88K)NoYesAug 2026
6Scout - Health AnalysisScout - Health AnalysisFree4.8★ (2.4K)NoYesAug 2026
7Healthy Food Scanner - OnForkHealthy Food Scanner - OnForkFree4.7★ (2.4K)NoYesAug 2026
8Diet & Meal Planner by GetFitDiet & Meal Planner by GetFitFree4.6★ (6.2K)NoYesAug 2026

Top Picks for Nutrition Knowledge App

Nutrition Info#1

Nutrition Info by Mike Thomas

Editor's Choice
💪 Health & Fitness
4.8😊(7.3K ratings)
FreeAds
Nutrition Info screenshot 1
Nutrition Info screenshot 2
Nutrition Info screenshot 3

Access detailed nutritional information for a vast array of food items, including restaurant meals and store brands. Scan barcodes to quickly retrieve data and view calorie breakdowns.

What We Love

  • 🚀 Easy to use
  • 👍 Comprehensive database
  • 🚀 Quick lookup of nutrition info
  • 💡 Helpful for diabetics and those watching their diet

Room to Improve

  • 🐛 Inaccurate or missing information
  • 🔍 Lack of sorting/filtering options
  • 💡 Need for more detailed nutritional breakdowns (e.g. potassium, phosphorus)
Cronometer: Calorie Counter#2

Cronometer: Calorie Counter by Cronometer Software Inc

Nutrition, macro, diet tracker
Strong Contender
💪 Health & Fitness
4.8😊(97K ratings)
FreeAdsIn-App Purchases
#17in Health & Fitness
Cronometer: Calorie Counter screenshot 1
Cronometer: Calorie Counter screenshot 2
Cronometer: Calorie Counter screenshot 3
Cronometer: Calorie Counter screenshot 4
Cronometer: Calorie Counter screenshot 5
Cronometer: Calorie Counter screenshot 6

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.

What We Love

  • 👍 Excellent functionality
  • 👍 Best tracker out there
  • 👍 Logging food is super simple
  • 👍 Easy to set up and use

Room to Improve

  • 🔒 Doesn't allow hiding email
  • 🐛 Widgets don't update properly
  • 🐛 Recipes don't always import correctly
Nutritionix Track#3

Nutritionix Track by Syndigo LLC

Food Tracking App
Worth Considering
💪 Health & Fitness
4.8😊(43K ratings)
FreeIn-App Purchases
Nutritionix Track screenshot 1
Nutritionix Track screenshot 2
Nutritionix Track screenshot 3
Nutritionix Track screenshot 4
Nutritionix Track screenshot 5

Easily log your daily food intake, track nutrient totals, exercise, and weight progress. Features predictive search, barcode scanning, and a vast food database to help you reach your health goals efficiently.

What We Love

  • 🚀 Easy to use
  • 👍 Intuitive interface
  • 🔍 Extensive food database
  • 📊 Detailed nutrition tracking

Room to Improve

  • 🐛 Bugs with logging food and syncing data
  • 🔍 Limited database for some regional/custom foods
  • 📈 Inaccurate exercise calorie calculations

More Nutrition Knowledge App apps to explore

4
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
5
Nutrition Coach: Food tracker
Nutrition Coach: Food tracker
Nutrition Coach: Food tracker
Calorie Counter & Meal Planner
Free

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.

Calorie tracking with extensive food databaseCustomized meal plansBarcode scanning for food tracking
💪 Health & Fitness
(88K)
subscription
6
Scout - Health Analysis
Scout - Health Analysis
Scout - Health Analysis
Healthy alternatives
Free

Discover healthier alternatives for food, drinks, supplements, and everyday items. This app provides instant analysis of products and helps you find healthy dining and shopping options nearby. It's designed to simplify healthy living and elevate your daily routine.

Find healthy alternativesAnalyze product healthDiscover healthy restaurants
💪 Health & Fitness
(2.4K)
free with in-app purchases
7
Healthy Food Scanner - OnFork
Healthy Food Scanner - OnFork
Healthy Food Scanner - OnFork
Nutrition & Vitamin Checker
Free

Scan food items, barcodes, or meals to instantly get detailed nutrition facts, allergen information, and ingredient analysis. Make informed dietary choices whether shopping, dining out, or cooking at home.

Scan food items and barcodesAnalyze ingredients and additivesDetect allergens
💪 Health & Fitness
(2.4K)
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
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
(357K)
freemium
10
Samsung Food: Meal Planner
Samsung Food: Meal Planner
Samsung Food: Meal Planner
Meal Planner & Recipe Saver
Free

This app helps users plan meals, discover recipes, and create smart shopping lists. It offers a vast collection of recipes with detailed nutrition information and allows users to save any recipe from the web. Advanced features include AI-powered meal plans and smart cooking modes.

Discover 240,000+ recipesSave recipes from any websiteGenerate smart shopping lists
🍔 Food & Drink
(6.3K)
free with in-app purchases
11
Pandish
Pandish
Pandish
Instantly track your calories
Free

Effortlessly track your nutrition by snapping a photo of your meal. AI instantly identifies food, estimates calories, and monitors macros. Monitor weight progress with charts and gain personalized health insights.

AI meal photo analysisInstant calorie estimationMacro tracking (protein, carbs, fats)
💪 Health & Fitness
(2.5K)
free with in-app purchases
12
Radiance: Home Fitness Workout
Radiance: Home Fitness Workout
Radiance: Home Fitness Workout
Dance & Exercise for Women
Free

This app offers a comprehensive approach to well-being, combining home fitness routines, personalized meal planning, and mindfulness exercises. It features guided workouts, a large recipe cookbook, and tools for stress reduction and better sleep, all designed to help users achieve their health and happiness goals.

On-demand home fitness workoutsPilates and dance exercisesPersonalized meal plans
💪 Health & Fitness
(7.2K)
free with in-app purchases
13
My Macros+ | Macro Tracker
My Macros+ | Macro Tracker
My Macros+ | Macro Tracker
Calorie Counter & Food Log
Free
$2.99 | 100% OFF

This app helps users track their daily food intake, calories, and macronutrients with a vast food database and convenient scanning features. It offers customizable macro goals, progress monitoring through graphs, and social sharing options. An optional AI coach assists with personalized diet adjustments.

AI food scannerNutrition label & barcode scannerCustomizable macro goals
💪 Health & Fitness
(34K)
free with in-app purchases
14
Teamworks Nutrition
Teamworks Nutrition
Teamworks Nutrition
Fuel Performance
Free

This app connects athletes, dietitians, and performance kitchens to optimize team nutrition. It offers tools for analyzing data, planning meals, generating grocery lists, and sharing recipes. The platform supports elite sports organizations in delivering year-round nutrition support and education.

Nutrient and anthropometric data analysisMeal plan templates and auto-generated optionsGrocery list generation
💪 Health & Fitness
(39)
free
15
Food & Nutrition: Healthy Facts and Tips App
Food & Nutrition: Healthy Facts and Tips App
Food & Nutrition: Healthy Facts and Tips App
by Michael Quach
Free

Learn about essential nutrients, vitamins, minerals, and dietary supplements. This app provides general information on healthy eating and food topics for medical professionals and the general public.

Nutrient informationVitamin and mineral factsDietary supplement details
🏥 Medical
(4)
free
16
MyFoodData
MyFoodData
MyFoodData
Detailed Nutrition Tracking
Free

Easily track your nutrition with a vast food database and personalized goal setting. Log meals quickly, scan barcodes, and gain insights with detailed reports to optimize your diet for better health.

Extensive food database (800,000+ items)Track over 100 nutrientsPersonalized nutrient and macro goals
💪 Health & Fitness
(57)
free with in-app purchases
17
PCRM's Nutrition Guide
PCRM's Nutrition Guide
PCRM's Nutrition Guide
for Clinicians
Free

This medical reference app offers evidence-based nutrition information for disease prevention and treatment. It details nearly 100 conditions, including risk factors and dietary change discussions. The guide covers general nutrition, macronutrients, micronutrients, and life-stage requirements.

Evidence-based nutrition informationCovers nearly 100 diseases and conditionsRisk factors, diagnoses, and treatments
🏥 Medical
(415)
ad-supported
18
Smart - Food Score Calculator
Smart - Food Score Calculator
Smart - Food Score Calculator
Weight & Diet Macro Watchers
Free

Easily track your diet and nutrition when eating out. Access detailed calorie, carb, fat, and protein information for thousands of restaurant and grocery items. Make informed food choices on the go to stay on track with your fitness or diet plan.

Restaurant nutrition guideGrocery item nutritionBarcode scanning
🍔 Food & Drink
(2.4K)
free
19
Evolution Nutrition
Evolution Nutrition
Evolution Nutrition
Professional Meal Planning
Free

This app simplifies healthy eating by providing personalized meal plans. Users can create their own plans, modify existing ones, or request custom plans from professionals. Track your progress to achieve lasting results.

Self-service meal plan creationEdit and customize existing meal plansRequest custom professional meal plans
💪 Health & Fitness
(33)
free
20
Old HSN
Old HSN
Old HSN
Nutrition & Fitness Coaching
Free

Achieve your health and fitness goals with personalized guidance from a nutrition coach. Receive customized meal plans, track your progress, and get ongoing support. Connect with a community and access valuable nutrition resources.

Customized meal plans by Registered DietitianIntegration with Apple Health and MyFitnessPalBiometric and workout tracking
💪 Health & Fitness
(900)
freemium

FAQ about Nutrition Knowledge App

What is the best nutrition knowledge app for iPhone?
Nutrition Info tops our nutrition knowledge app ranking as of July 2026, with a 4.8-star average from 7.3K App Store ratings, and it's free to download.
Yes — 20 of the top nutrition knowledge app we rank are free to download, including Nutrition Info and Cronometer: Calorie Counter.
Nutrition Info shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
This app allows users to view detailed nutritional facts for a wide variety of food items. It includes data for foods from popular restaurants and store brands, and offers a barcode scanner for quick lookups.
Key features include the ability to view nutrition facts labels, a calorie breakdown chart, access to a database of thousands of food items, and a barcode scanner for easy identification of products.