Best Macros Calculator Apps

249+ iOS apps curated and reviewed

4.7 avg rating
17 free apps
Updated August 2026

Finding the right macros calculator apps can be overwhelming with so many options. We've analyzed 249+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Macros Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1MacroFactor - Macro TrackerMacroFactor - Macro TrackerFree4.8★ (21K)NoYesAug 2026
2MyFitnessPal: Calorie CounterMyFitnessPal: Calorie CounterFree4.7★ (2.4M)YesYesAug 2026
3Macro Calculator By FitturMacro Calculator By FitturFree4.7★ (4.1K)NoNoAug 2026
4Cronometer: Calorie CounterCronometer: Calorie CounterFree4.8★ (97K)YesYesAug 2026
5MacrosFirst - Macro TrackerMacrosFirst - Macro TrackerFree4.9★ (21K)YesYesAug 2026
6Macro_CalculatorMacro_CalculatorFreeNoNoMay 2026
7Macros - Calorie CounterMacros - Calorie CounterFree4.7★ (876)YesYesAug 2026
8Cal AI - Calorie TrackerCal AI - Calorie TrackerFree4.8★ (359K)YesYesAug 2026

Top Picks for Macros Calculator

MacroFactor - Macro Tracker#1

MacroFactor - Macro Tracker by Stronger By Science Technologies LLC

Calorie Counter & Food Log
Editor's Choice
💪 Health & Fitness
4.8😊(21K ratings)
FreeIn-App Purchases
#11in Health & Fitness
MacroFactor - Macro Tracker screenshot 1
MacroFactor - Macro Tracker screenshot 2
MacroFactor - Macro Tracker screenshot 3
MacroFactor - Macro Tracker screenshot 4
MacroFactor - Macro Tracker screenshot 5
MacroFactor - Macro Tracker screenshot 6

This app uses a dynamic algorithm to adapt your calorie and macro targets based on your metabolism and progress. It offers tools for quick food logging, a verified database, and personalized coaching to help you achieve sustainable diet goals without stress or rigidity.

What We Love

  • 🚀 Easy to use
  • 🔍 Detailed analytics and data
  • 🤖 Intelligent algorithm adjustments
  • 👍 Flexible and customizable

Room to Improve

  • 🔍 Limited food database for some regions
  • 🤔 Steep learning curve for some users
  • 💰 Subscription-based model
MyFitnessPal: Calorie Counter#2

MyFitnessPal: Calorie Counter by MyFitnessPal, Inc.

Workout & AI Nutrition Tracker
Strong Contender
💪 Health & Fitness
4.7😐(2.4M 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

  • 💪 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
Macro Calculator By Fittur#3

Macro Calculator By Fittur by Fittur LLC

Calculate Macros Accurately
Worth Considering
💪 Health & Fitness
4.7😞(4.1K ratings)
Free
Macro Calculator By Fittur screenshot 1
Macro Calculator By Fittur screenshot 2
Macro Calculator By Fittur screenshot 3
Macro Calculator By Fittur screenshot 4
Macro Calculator By Fittur screenshot 5
Macro Calculator By Fittur screenshot 6

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.

What We Love

  • 👍 User friendly
  • 🚀 Easy to set up and follow
  • 💡 Helpful for tracking macros and calories

Room to Improve

  • 🐛 Inaccurate goal date calculations
  • 🚫 No metric units option
  • 🚫 Requires additional app downloads

More Macros Calculator apps to explore

4
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
(97K)
free with in-app purchases
5
MacrosFirst - Macro Tracker
MacrosFirst - Macro Tracker
MacrosFirst - Macro Tracker
Calorie Counter, Nutrition Log
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
💪 Health & Fitness
(21K)
freemium
6
Macro_Calculator
Macro_Calculator
Macro_Calculator
Calculate Macros
Free
🔧 Utilities
(0)
7
Macros - Calorie Counter
Macros - Calorie Counter
Macros - Calorie Counter
Macro & Food Diary Tracker
Free

Easily track your daily calorie and macronutrient intake to achieve your health goals. Whether you aim for weight loss, muscle gain, or a healthier lifestyle, this app provides personalized goals, a comprehensive food database, and activity tracking.

Personalized calorie and macro goalsExtensive food databaseBarcode scanner
💪 Health & Fitness
(876)
free with in-app purchases
8
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
(359K)
freemium
9
Stupid Simple Macro Tracker
Stupid Simple Macro Tracker
Stupid Simple Macro Tracker
Protein & Calorie Counter
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
💪 Health & Fitness
(7.8K)
free with in-app purchases
10
Macro & Calorie Calculator
Macro & Calorie Calculator
Macro & Calorie Calculator
TDEE, BMI, Fluid for Dietitian
Free

This app transparently calculates your daily calorie and macro targets, showing every step of the process. It also provides personalized fluid intake recommendations and BMI analysis, helping you understand the data behind your health goals.

Detailed calorie calculation with Mifflin-St Jeor equationCustomizable macro split with grams and kcal updatesBMI-integrated calorie and macro recommendations
💪 Health & Fitness
(1)
freemium
11
Calculator ∞
Calculator ∞
Calculator ∞
The Best Scientific Calculator
$5.99

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

Step-by-step solution hintsMath Photos SolverHandwriting Recognition
📚 Education
(6.3K)
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
(774K)
free with in-app purchases
13
Calorie Counter by Numify
Calorie Counter by Numify
Calorie Counter by Numify
Food Tracker & Calculator App
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
(37K)
free with in-app purchases
14
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

Math Photos SolverHandwriting RecognitionAI Math Problem Solver
🔧 Utilities
(36K)
free with in-app purchases
15
Macro Photography Calculator
Macro Photography Calculator
Macro Photography Calculator
by Thomas Perry
$9.99
📷 Photo & Video
(0)
16
Different Calcul
Different Calcul
Different Calcul
by 雪奎 周
Free
🔧 Utilities
(0)
17
Calculator Keyboard – KeyCalc
Calculator Keyboard – KeyCalc
Calculator Keyboard – KeyCalc
Do quick math as you type
Free
📊 Productivity
(0)
18
Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
Basic & Scientific Calculator
Free

This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

Basic and scientific calculator modesOver 30 scientific operationsCustomizable appearance (iPad)
🔧 Utilities
(61K)
free
19
CNC Calculator Machinist Lathe
CNC Calculator Machinist Lathe
CNC Calculator Machinist Lathe
Speed Feed Macro Gcode Chamfer
$1.99
🔧 Utilities
(0)
20
NeoCalcs Lite - Calculator
NeoCalcs Lite - Calculator
NeoCalcs Lite - Calculator
Multi-Calculatable Calculator
Free
🔧 Utilities
(0)

FAQ about Macros Calculator

What are the best macros calculator apps for iPhone?
MacroFactor - Macro Tracker tops our macros calculator apps ranking as of August 2026, with a 4.8-star average from 21K App Store ratings, and it's free to download.
Yes — 17 of the top macros calculator apps we rank are free to download, including MacroFactor - Macro Tracker and MyFitnessPal: Calorie Counter.
MacroFactor - Macro Tracker has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ macros calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
MacroFactor is a macro and calorie tracking app that uses a dynamic algorithm to personalize your nutrition targets. It adapts to your metabolism and progress, providing weekly coaching adjustments to help you achieve sustainable diet goals without stress.
Key features include a science-backed macro plan, a dynamic nutrition coach algorithm that adapts to your metabolism, a fast macro tracker with barcode scanning and custom foods, a verified food database for accuracy, and detailed breakdowns of macros and micronutrients.

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