Best Protein Calculator Diet Apps

232+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated July 2026

Every iPhone needs a few good protein calculator diet apps. We benchmark 232+ 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 Protein Calculator Diet Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Protein Tracker: Protein PalProtein Tracker: Protein PalFree4.7★ (9.9K)NoYesAug 2026
2Zero: Fasting & Food TrackerZero: Fasting & Food TrackerFree4.8★ (445K)NoYesAug 2026
3Protein Calculator & RecipesProtein Calculator & RecipesFreeYesNoJul 2026
4Welmi - Calorie Counter & DietWelmi - Calorie Counter & DietFree4.8★ (18K)YesYesAug 2026
5Arise: AI Food Calorie CounterArise: AI Food Calorie CounterFree4.6★ (3.3K)NoYesAug 2026
6Healthify: AI Calorie TrackerHealthify: AI Calorie TrackerFree4.6★ (6K)NoYesAug 2026
7Fooducate: Nutrition CoachFooducate: Nutrition CoachFree4.6★ (78K)YesYesAug 2026
8RP Diet Coach & PlannerRP Diet Coach & PlannerFree4.4★ (12K)YesYesAug 2026

Top Picks for Protein Calculator Diet

Protein Tracker: Protein Pal#1

Protein Tracker: Protein Pal by Ten Labs Ltd

Calorie Counter & AI Scanner
Editor's Choice
💪 Health & Fitness
4.7😊(9.9K ratings)
FreeIn-App Purchases
Protein Tracker: Protein Pal screenshot 1
Protein Tracker: Protein Pal screenshot 2
Protein Tracker: Protein Pal screenshot 3
Protein Tracker: Protein Pal screenshot 4
Protein Tracker: Protein Pal screenshot 5
Protein Tracker: Protein Pal screenshot 6

Easily monitor your daily protein consumption to reach your fitness objectives. Log your intake, view historical data, and analyze your progress with detailed statistics. The pro version unlocks advanced features like barcode scanning and calorie tracking.

What We Love

  • 👍 Easy to use
  • 🚀 Simplicity and focus on core functionality
  • 💡 Useful for beginners and those focused on protein intake
  • 🚀 Convenient for tracking protein daily

Room to Improve

  • 💰 Subscription-based model
  • 🔍 Limited food database without subscription
  • 🔍 Inaccurate food entries
Zero: Fasting & Food Tracker#2

Zero: Fasting & Food Tracker by Zero Longevity Science, Inc.

Protein & Calorie Calculator
Strong Contender
💪 Health & Fitness
4.8😊(445K ratings)
FreeIn-App Purchases
Zero: Fasting & Food Tracker screenshot 1
Zero: Fasting & Food Tracker screenshot 2
Zero: Fasting & Food Tracker screenshot 3
Zero: Fasting & Food Tracker screenshot 4
Zero: Fasting & Food Tracker screenshot 5
Zero: Fasting & Food Tracker screenshot 6

This app tracks intermittent fasting and nutrition to help users achieve real body composition changes. It integrates fasting, protein intake, meals, hydration, and habits for a holistic approach to weight loss and metabolic health.

What We Love

  • 🚀 Easy to use
  • 📊 Helpful tracking and data
  • 💡 Informative learning resources
  • 🔍 Detailed fasting information

Room to Improve

  • 💰 Expensive premium subscription
  • 🔒 Forced account creation
  • 🙄 Intrusive ads and upsells
Protein Calculator & Recipes#3

Protein Calculator & Recipes by Sabrina Holzer

Muscle gain & weight loss
Worth Considering
💪 Health & Fitness
0.0(0 ratings)
FreeAds
Protein Calculator & Recipes screenshot 1
Protein Calculator & Recipes screenshot 2
Protein Calculator & Recipes screenshot 3
Protein Calculator & Recipes screenshot 4
Protein Calculator & Recipes screenshot 5
Protein Calculator & Recipes screenshot 6

Calculate your ideal daily protein intake for muscle gain, weight loss, or general fitness. Access science-based knowledge about protein and explore a collection of protein-rich food options to support your health goals.

More Protein Calculator Diet apps to explore

4
Welmi - Calorie Counter & Diet
Welmi - Calorie Counter & Diet
Welmi - Calorie Counter & Diet
Weight Loss Food Tracker
Free

This app helps you achieve weight goals by forming conscious food habits and adjusting nutrition. It acts as a personal nutritionist, guiding you toward your dream shape and healthy eating through meal snapping and personalized recommendations.

Food & calorie scannerPersonalized nutrition recommendationsEating reminders
💪 Health & Fitness
(18K)
free with in-app purchases
5
Arise: AI Food Calorie Counter
Arise: AI Food Calorie Counter
Arise: AI Food Calorie Counter
Diet Manager & Protein Tracker
Free

This app helps you log food, monitor calorie intake, and track daily nutrition. It offers practical tools for convenient food logging, clear data visualization, and organized food diaries. Features include step tracking, Apple Health integration, and recipe creation.

Calorie trackingFood loggingMacronutrient tracking
💪 Health & Fitness
(3.3K)
freemium
6
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Healthify: AI Calorie Tracker
Weight loss, diet, fitness app
Free

This app simplifies your health journey with AI-powered tools for weight loss, nutrition, and fitness. Track calories by photo or voice, log meals, and receive personalized AI insights and coaching. Monitor water intake, sleep, weight, and workouts for data-driven decisions.

AI calorie tracking with photosVoice-based meal loggingPersonalized AI insights and actionables
💪 Health & Fitness
(6K)
free with in-app purchases
7
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
(78K)
free with in-app purchases
8
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
9
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
💪 Health & Fitness
(8.4K)
free
10
Protein Calculator Tracker
Protein Calculator Tracker
Protein Calculator Tracker
Protein Daily Intake Tracker
Free
💪 Health & Fitness
(0)
11
Hello Protein- Protein Tracker
Hello Protein- Protein Tracker
Hello Protein- Protein Tracker
Check your protein daily
Free

Easily track your daily protein intake to meet your fitness goals. Set personalized targets, search for protein content in foods, and visualize your progress with charts. Includes a calculator to determine your ideal protein needs based on weight and activity.

Set protein targetsSearch food protein contentFavorite food list
💪 Health & Fitness
(36)
free
12
Diet & Food Tracker: EatWell
Diet & Food Tracker: EatWell
Diet & Food Tracker: EatWell
Count calories and lose weight
Free

This app helps you track your daily food intake and count calories and macros to achieve your health goals. It offers personalized calorie recommendations, supports various popular diets, and provides detailed insights into your nutrition. Your data is kept private and stored securely on your device.

Daily diet diaryCalorie and macro countingPersonalized calorie and macro goals
💪 Health & Fitness
(21K)
freemium
13
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
(15K)
freemium
14
Mayo Clinic Diet
Mayo Clinic Diet
Mayo Clinic Diet
Weight loss for life
Free

This app supports a comprehensive whole-health weight loss program developed by the Mayo Clinic. It offers flexible meal plans, easy recipes, and tools to track food intake, monitor progress, and build healthy habits. Exercise plans are also included to support your journey.

Flexible meal plansEasy-to-prepare recipesDiet Score
💪 Health & Fitness
(3.6K)
subscription
15
Kompanion: Weight Loss Plan
Kompanion: Weight Loss Plan
Kompanion: Weight Loss Plan
Intermittent Fasting & Diet
Free

This app combines intermittent fasting timers with a smart nutrition toolkit to help you lose weight. It features AI-powered meal scanning to estimate calories and macros, personalized fasting plans, and insights into your body's metabolic stages. Track your progress, mood, and energy levels to optimize your health journey.

AI-powered meal scanning for calorie and macro estimationFlexible intermittent fasting timer with personalized plansBody stage tracking (Ketosis, Autophagy)
💪 Health & Fitness
(9.3K)
free with in-app purchases
16
AI Calorie Tracker by Yazio
AI Calorie Tracker by Yazio
AI Calorie Tracker by Yazio
Food scanner for weight loss
Free

This app helps you track your calorie intake and meals to achieve weight loss, muscle gain, or maintenance goals. It offers an AI-powered calorie counter, a vast food database, meal planning, and intermittent fasting support.

AI calorie trackerFood database with barcode scannerIntermittent fasting plans
💪 Health & Fitness
(50K)
freemium
17
Calorie Counter PRO MyNetDiary
Calorie Counter PRO MyNetDiary
Calorie Counter PRO MyNetDiary
Food Nutrition Fasting Tracker
$3.99

Easily track calories, food intake, and macronutrients with a powerful barcode scanner and AI meal logging. Offers personalized diet plans and detailed nutrition breakdowns to help users achieve their health goals.

Barcode scanner for fast loggingAI Meal Scan for instant food entryPersonalized diet and meal plans
💪 Health & Fitness
(14K)
freemium
18
MacroFactor - Macro Tracker
MacroFactor - Macro Tracker
MacroFactor - Macro Tracker
Calorie Counter & Food Log
Free

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.

Dynamic metabolism adaptationPersonalized macro and calorie targetsVerified food database
💪 Health & Fitness
(20K)
free with in-app purchases
19
Macro Tracker - Keto Diet App
Macro Tracker - Keto Diet App
Macro Tracker - Keto Diet App
Simple Low Carb Health Manager
Free

Easily track your low-carb and ketogenic diet by quickly inputting custom foods and their nutritional information. This app allows you to save and reuse your own recipes, adjusting serving sizes automatically for accurate macro and calorie tracking.

Custom food loggingSave and reuse custom foodsAdjustable serving sizes
💪 Health & Fitness
(1.8K)
free
20
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Calo: AI Food Calorie Counter
Macro Tracker & Weight Loss
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
(20K)
subscription

FAQ about Protein Calculator Diet

What are the best protein calculator diet apps for iPhone?
Protein Tracker: Protein Pal tops our protein calculator diet apps ranking as of July 2026, with a 4.7-star average from 9.9K App Store ratings, and it's free to download.
Yes — 19 of the top protein calculator diet apps we rank are free to download, including Protein Tracker: Protein Pal and Zero: Fasting & Food Tracker.
Protein Tracker: Protein Pal has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 232+ protein calculator diet apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Protein Pal is an application designed to help users track their daily protein intake. It allows you to set personalized protein targets, log your consumption throughout the day, and review your progress over time with detailed statistics and graphs.
Key features include setting daily protein targets, logging protein intake, viewing historical data, and analyzing statistics like average daily intake and most consumed protein sources. The pro version offers barcode scanning, a food database search, unlimited favorites and meals, and optional calorie tracking.