Best Simple Nutrition Calculator Apps

217+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

Whether you're new to simple nutrition calculator or looking for an upgrade, our curated collection of 217+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Simple Nutrition Calculator

Cronometer: Calorie Counter#1

Cronometer: Calorie Counter by Cronometer Software Inc

Nutrition, macro, diet tracker
Editor's Choice
πŸ’ͺ Health & Fitness
4.8😊(93K ratings)
FreeAdsIn-App Purchases
#14in 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

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

Room to Improve

  • πŸ”’ Doesn't allow hiding email
  • πŸ› Widgets don't update properly
  • πŸ› Recipes don't always import correctly
MyFitnessPal: Calorie Counter#3

MyFitnessPal: Calorie Counter by MyFitnessPal, Inc.

Food, Fitness & Weight Tracker
Worth Considering
πŸ’ͺ Health & Fitness
4.7😐(2.3M 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

  • πŸ’ͺ Effective for weight loss/healthy eating
  • πŸ” Extensive food database
  • πŸ“Š Helpful tracking and progress features
  • 🀝 Social features and community support

Room to Improve

  • πŸ› Buggy and glitchy app performance
  • πŸ’° Aggressive push for premium subscription
  • πŸ“‹ Inaccurate food data and calculations

More Simple Nutrition Calculator apps to explore

4
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
πŸ’ͺ Health & Fitness
(155K)
freemium
5
Stupid Simple Macro Tracker
Stupid Simple Macro Tracker
Stupid Simple Macro Tracker
Macro App & IIFYM Calculator
Free

This app simplifies macro tracking for weight loss and muscle building. It allows you to eat freely as long as your intake fits your daily fat, protein, and carb goals. Features include a barcode scanner, custom meal creation, and progress tracking.

Macro nutrient tracking (fat, protein, carbs)Barcode scanner with food databaseCustomizable daily nutrition goals
πŸ’ͺ Health & Fitness
(7.7K)
free with in-app purchases
6
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
πŸ’ͺ Health & Fitness
(6.9K)
freemium
7
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
πŸ’ͺ Health & Fitness
(7.3K)
ad-supported
8
BMI Calculator‰
BMI Calculator‰
BMI Calculator‰
Body Mass Index Calculator
Free

Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.

BMI calculationInput heightInput weight
πŸ’ͺ Health & Fitness
(24K)
ad-supported
9
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
πŸ’ͺ Health & Fitness
(6.1K)
free with in-app purchases
10
BitePal: Food Calorie Tracker
BitePal: Food Calorie Tracker
BitePal: Food Calorie Tracker
AI Calorie Counter & Fasting
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
πŸ’ͺ Health & Fitness
(49K)
free with in-app purchases
11
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Easy Basic Calculator
Free

A user-friendly calculator app featuring large buttons and customizable colorful backgrounds. It offers a dual-line display, multi-line input for complex equations, and convenient gesture controls for editing and copying.

Large buttonsDual-line display18 color themes
πŸ”§ Utilities
(13K)
ad-supported
12
Food Score Calculator for Weight-Loss Nutrition
Food Score Calculator for Weight-Loss Nutrition
Food Score Calculator for Weight-Loss Nutrition
by Cloforce LLC
Free

Easily calculate a food score to simplify your weight loss journey. Break down complex nutritional information into a single, easy-to-understand number. Access a vast database of foods and barcodes, or input your own data for instant scoring.

Intuitive food score calculationMassive 5 million food database2 million barcode database search
πŸ’ͺ Health & Fitness
(827)
free
13
Keto Calculator - Keto Buddy
Keto Calculator - Keto Buddy
Keto Calculator - Keto Buddy
Keto/low carb macro calculator
Free

Calculate your ideal macronutrient intake for ketogenic and other low-carb diets. This free tool helps you determine the right balance of fat, protein, and carbohydrates based on your individual goals and needs.

Macronutrient calculationKetogenic diet supportLow-carb diet support
πŸ’ͺ Health & Fitness
(8.4K)
free
14
Macro Calculator By Fittur
Macro Calculator By Fittur
Macro Calculator By Fittur
Calculate Macros Accurately
Free

This app calculates personalized macronutrient targets for fat loss, muscle gain, or weight maintenance. It uses body fat percentage for greater accuracy than traditional BMI-based calculators. Achieve your fitness goals with precise nutrition guidance.

Body fat-based macro calculationPersonalized nutrition targetsSupports fat loss, muscle gain, weight maintenance
πŸ’ͺ Health & Fitness
(4.1K)
free
15
Simple: AI Weight Loss Coach
Simple: AI Weight Loss Coach
Simple: AI Weight Loss Coach
Build a Healthy Body for Life
Free

This app offers personalized weight loss plans, real-time nutrition analysis via photo, and AI-driven coaching. It focuses on making healthy habits fun and sustainable without extreme restrictions or calorie counting.

AI weight loss coachingPhoto-based nutrition analysisPersonalized workout plans
πŸ’ͺ Health & Fitness
(383K)
free with in-app purchases
16
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
πŸ’ͺ Health & Fitness
(332K)
freemium
17
MacrosFirst - Macro Tracker
MacrosFirst - Macro Tracker
MacrosFirst - Macro Tracker
Food Macros Calorie Counter
Free

This app helps users track their food intake, calories, and macronutrients to achieve health and fitness goals. It offers features like custom goal setting, automatic serving size calculation, and quick food logging via barcode scanning or label analysis. Users can also monitor progress, share meals, and even convert alcohol calories into macro equivalents.

Custom macro goal settingAutomatic serving size calculationBarcode and label scanning for food logging
πŸ’ͺ Health & Fitness
(18K)
freemium
18
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Customizable themes and colorsDual-line displayCalculation history
πŸ”§ Utilities
(3K)
ad-supported
19
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
πŸ’ͺ Health & Fitness
(88K)
subscription
20
PCalc Lite
PCalc Lite
PCalc Lite
The Best Calculator
Free

This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.

Optional RPN modeMultiple undo and redoUnit conversions and constants
πŸ”§ Utilities
(213)
free with in-app purchases