Best Precision Nutrition Apps

211+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our precision nutrition list covers 211+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Precision Nutrition

PN Coaching#1

PN Coaching by Precision Nutrition Inc.

Connect to your coach & goals
Editor's Choice
💪 Health & Fitness
4.0(36 ratings)
FreeIn-App Purchases
PN Coaching screenshot 1
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PN Coaching screenshot 6

This app serves as a central platform for clients to connect with their nutrition coach. It facilitates daily check-ins, habit tracking, and access to personalized content to support health goals.

MyFitnessPal: Calorie Counter#2

MyFitnessPal: Calorie Counter by MyFitnessPal, Inc.

Food, Fitness & Weight Tracker
Strong Contender
💪 Health & Fitness
4.7😐(2.3M ratings)
FreeAdsIn-App Purchases
#1in Health & Fitness
MyFitnessPal: Calorie Counter screenshot 1
MyFitnessPal: Calorie Counter screenshot 2
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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
Cronometer: Calorie Counter#3

Cronometer: Calorie Counter by Cronometer Software Inc

Nutrition, macro, diet tracker
Worth Considering
💪 Health & Fitness
4.8😊(93K ratings)
FreeAdsIn-App Purchases
#13in 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

More Precision Nutrition apps to explore

4
Nutrition Tracker: Foodnoms
Nutrition Tracker: Foodnoms
Nutrition Tracker: Foodnoms
Log Food and Track Your Macros
Free

Easily log your meals and track your progress towards custom nutrition goals. This app offers fast food logging, detailed insights into your eating habits, and seamless integration with Apple Health. Monitor calories, macros, and more to achieve your health and fitness objectives.

Custom nutrition goal settingFast food and drink loggingBarcode and label scanning
💪 Health & Fitness
(6.9K)
freemium
5
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
6
Calorie Counter - MyNetDiary
Calorie Counter - MyNetDiary
Calorie Counter - MyNetDiary
Food Nutrition Macro Tracker
Free

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.

Barcode scannerMeal Scan (photo logging)Macro and protein tracking
💪 Health & Fitness
(157K)
freemium
7
Lifesum: AI Calorie Counter
Lifesum: AI Calorie Counter
Lifesum: AI Calorie Counter
Food Tracker, Nutrition Coach
Free

This app offers AI-powered meal tracking with multiple logging options, including photo, voice, text, and barcode scanning. It provides personalized nutrition plans, calorie and macro tracking, and integrates with fitness devices to support weight management and overall well-being.

AI-powered meal loggingPhoto, voice, text, and barcode trackingCalorie and macro counter
💪 Health & Fitness
(150K)
free with in-app purchases
8
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
9
ZOE Health: AI Meal Tracker
ZOE Health: AI Meal Tracker
ZOE Health: AI Meal Tracker
Healthy Eating Tracker & Coach
Free

This app helps you build healthier eating habits by providing science-backed nutrition insights. It uses AI to score your meals based on processing risk and nutritional quality, offering guidance to improve energy, mood, and gut health.

AI food scoringBarcode scanner for processed food riskPhoto logging for meal health assessment
💪 Health & Fitness
(6.8K)
free with in-app purchases
10
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Trifecta: Diet & Weight Loss
Calorie & Macro Tracker
Free

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.

Macro calculator for personalized nutritionFood and nutrition loggingBarcode scanner for packaged foods
💪 Health & Fitness
(1.5K)
free with in-app purchases
11
Calories and nutrition tracker
Calories and nutrition tracker
Calories and nutrition tracker
Calorie counter and food meter
Free

Track your calorie, carb, protein, and fat intake with a comprehensive food database validated by experts. Receive personalized nutrition plans for various goals like weight loss, muscle gain, or maintenance. Integrates with fitness apps for a holistic health approach.

Personalized nutrition plansExpert-validated food databaseTrack calories, carbs, protein, fats
💪 Health & Fitness
(6.1K)
free with in-app purchases
12
Nutrition Info
Nutrition Info
Nutrition Info
by Mike Thomas
Free

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.

View nutrition facts labelCalorie break down chartDatabase of thousands of food items
💪 Health & Fitness
(7.3K)
ad-supported
13
Nutritionix Track
Nutritionix Track
Nutritionix Track
Food Tracking App
Free

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.

Predictive search for food loggingInstant barcode scanningVast food and recipe database
💪 Health & Fitness
(42K)
freemium
14
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
(7.9K)
free with in-app purchases
15
My Macros+ | Macro Tracker
My Macros+ | Macro Tracker
My Macros+ | Macro Tracker
Calorie, Carb & Diet Tracker
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
(33K)
free with in-app purchases
16
Exerprise Workout Meal Planner
Exerprise Workout Meal Planner
Exerprise Workout Meal Planner
Workouts & Nutrition Made Easy
Free

This app generates personalized workout and meal plans based on your goals, available equipment, and dietary preferences. It offers detailed exercise instructions, recipes, and progress tracking to help you achieve your fitness objectives.

Randomized workout generatorCustomizable meal plan generatorExtensive exercise library with videos
💪 Health & Fitness
(2.4K)
free with in-app purchases
17
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
18
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
19
Fay Nutrition Dietitians
Fay Nutrition Dietitians
Fay Nutrition Dietitians
Personalized dietitian care
Free

Receive personalized nutrition guidance from licensed Registered Dietitians. This app connects you with professionals for 1:1 support tailored to your unique body, goals, and preferences. Improve eating habits, lab results, and gain confidence in your food choices.

Personalized nutrition plans1:1 dietitian consultationsSpecialized nutrition therapy
💪 Health & Fitness
(6.6K)
free
20
Meal ID: Meal Prep Planner
Meal ID: Meal Prep Planner
Meal ID: Meal Prep Planner
Weight Loss tracker diet plan
Free

This comprehensive health and fitness app helps users create personalized meal plans for weight loss or gain, track fitness progress with photos and measurements, and log workouts. It offers features like macro adjustment, calorie tracking, and automatic grocery lists to support a healthy lifestyle.

Customizable meal plansMacro and calorie trackingWeight and body measurement tracking
💪 Health & Fitness
(119)
freemium