Best Macro Calculator Weight Apps

230+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

The best macro calculator weight apps on iPhone average 4.7★ across 230+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Macro Calculator Weight

Calorie Deficit Calculator#1

Calorie Deficit Calculator by Starry Web Ltd

Oatsy Macro Tracker Diet Coach
Editor's Choice
💪 Health & Fitness
4.7😐(3.7K ratings)
FreeIn-App Purchases
Calorie Deficit Calculator screenshot 1
Calorie Deficit Calculator screenshot 2
Calorie Deficit Calculator screenshot 3
Calorie Deficit Calculator screenshot 4
Calorie Deficit Calculator screenshot 5
Calorie Deficit Calculator screenshot 6

This app helps you achieve your health and nutrition goals by tracking your food intake, water consumption, and exercise. It offers a comprehensive nutrition database, custom diet plans, and AI-powered food scanning to make logging easier.

What We Love

  • 🚀 Simple and easy to use
  • 👍 Helpful for tracking calories and macros
  • 🚀 Efficient barcode scanning
  • 👍 Integrates with Apple Health

Room to Improve

  • 🐛 Bugs and glitches with the app
  • 🔍 Limited food options, especially for cultural dishes
  • 🔍 Inaccurate macro calculations
Calculator·#2

Calculator· by Tim O's Studios, LLC

Big Basic Calculator
Strong Contender
🔧 Utilities
4.9😊(33K ratings)
FreeAdsIn-App Purchases
Calculator· screenshot 1
Calculator· screenshot 2
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Calculator· screenshot 5

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Quick and responsive
  • 💡 Percentage function works well
  • 👍 Large, clear buttons

Room to Improve

  • 🔋 Frequent ads can be distracting
  • 🐛 Occasional crashes or freezes
  • 🔒 Lack of customization options
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
Trifecta: Diet & Weight Loss screenshot 1
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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 Macro Calculator Weight apps to explore

4
Lean: AI Macro Tracker
Lean: AI Macro Tracker
Lean: AI Macro Tracker
Calorie Counter & Calculator
Free

Effortlessly track your meals and calories with AI-powered analysis. Simply snap a photo or manually log your food for precise insights. Understand your daily needs and adjust your plan with built-in calculators for calories and deficits.

AI meal analysisPhoto food loggingBarcode scanning
💪 Health & Fitness
(2.6K)
free with in-app purchases
5
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
6
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
💪 Health & Fitness
(24K)
ad-supported
7
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
(93K)
free with in-app purchases
8
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Macros, fitness & diététique
Free

This app helps you achieve your health and weight goals through personalized calorie and macro tracking. It features AI-powered food logging, barcode scanning, and custom meal plans with recipes.

AI-powered food loggingCalorie and macro trackingBarcode scanner
💪 Health & Fitness
(17K)
subscription
9
Calorie Counter & Food Tracker
Calorie Counter & Food Tracker
Calorie Counter & Food Tracker
Weight Loss Macro Meal Planner
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
(29K)
free with in-app purchases
10
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.

Basic & Scientific CalculatorAdvanced Scientific FunctionsLive Currency Converter
🔧 Utilities
(126K)
free with in-app purchases
11
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
BMI Calculator – Weight Loss
Calculate your ideal weight
Free

Calculate and track your Body Mass Index (BMI) with this user-friendly app. It provides personalized health insights, ideal weight recommendations, and supports various units and classification systems. Monitor your weight journey and understand health risks.

Instant BMI calculation with animated gaugePersonalized health insightsIdeal weight recommendations
💪 Health & Fitness
(27K)
free with in-app purchases
12
RP Diet Coach & Planner
RP Diet Coach & Planner
RP Diet Coach & Planner
Calories, Macros, Fat Loss
Free

This app helps you achieve your fitness goals by providing personalized calorie and macro tracking, meal timing guidance, and flexible scheduling. It adapts to your progress with weekly reviews and offers a vast food database with barcode and AI nutrition label scanning.

Personalized calories and macrosMeal timing guidanceRaw vs. cooked food tracking
💪 Health & Fitness
(12K)
subscription
13
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
💪 Health & Fitness
(18K)
freemium
14
Macro_Calculator
Macro_Calculator
Macro_Calculator
Calculate Macros
Free
🔧 Utilities
(0)
15
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
16
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
17
FitHub - AI Calorie Tracker
FitHub - AI Calorie Tracker
FitHub - AI Calorie Tracker
My Macro & Calorie Calculator
Free

This app uses AI to simplify nutrition tracking, offering instant calorie and macro estimates from food photos. It provides detailed nutritional insights, daily calorie monitoring, and weight tracking to help users achieve their fitness goals.

AI-powered food photo calorie estimationDetailed macro and nutritional trackingAI calorie calculator
💪 Health & Fitness
(18K)
free with in-app purchases
18
AI Calorie Counter - Appediet
AI Calorie Counter - Appediet
AI Calorie Counter - Appediet
Food, Macro & Fitness Tracker
Free

Effortlessly track your food intake with AI-powered photo and barcode scanning. Get detailed nutritional breakdowns, personalized diet plans, and expert health advice to achieve your weight loss and wellness goals.

AI food photo scanningBarcode scanner for food entryDetailed nutritional breakdown
💪 Health & Fitness
(45K)
subscription
19
Calorie Counter by fatsecret
Calorie Counter by fatsecret
Calorie Counter by fatsecret
Diet & Weight Loss Tracker
Free

Track your food, exercise, and weight with a comprehensive database and supportive community. Features include barcode scanning, image recognition, and integration with health apps. Premium options offer personalized meal plans and advanced tracking.

Food diary with extensive databaseBarcode scanner and image recognitionExercise tracking and calorie burn log
💪 Health & Fitness
(14K)
freemium
20
Color Calculator-smart&cute
Color Calculator-smart&cute
Color Calculator-smart&cute
Cute calculator app with theme
Free

This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.

60+ free cute and colorful themesExclusive dynamic and special themesScientific & Standard calculator modes
🔧 Utilities
(15K)
freemium