Best Keto Calculator Free Apps

230+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated July 2026

Every iPhone needs a few good keto calculator free apps. We benchmark 230+ 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 Keto Calculator Free Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Keto Calculator - Keto BuddyKeto Calculator - Keto BuddyFree4.6★ (8.4K)NoNoJul 2026
2Carb Manager: Keto & Macro LogCarb Manager: Keto & Macro LogFree4.7★ (73K)YesYesJul 2026
3Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (81K)YesYesJul 2026
4Keto.app - Трекер кето диетыKeto.app - Трекер кето диетыFree4.6★ (62K)NoYesJul 2026
5MyNetDiary Carb Genius - KetoMyNetDiary Carb Genius - KetoFree4.7★ (5.1K)NoYesJul 2026
6Keto Diet App: Keto ManagerKeto Diet App: Keto ManagerFree4.7★ (9.4K)YesYesJul 2026
7MyFitnessPal: Calorie CounterMyFitnessPal: Calorie CounterFree4.7★ (2.3M)YesYesJul 2026
8Stupid Simple Keto Diet AppStupid Simple Keto Diet AppFree4.6★ (8.9K)YesYesJul 2026

Top Picks for Keto Calculator Free

Keto Calculator - Keto Buddy#1

Keto Calculator - Keto Buddy by Compumaster Ltd

Keto/low carb macro calculator
Editor's Choice
💪 Health & Fitness
4.6😐(8.4K ratings)
Free
Keto Calculator - Keto Buddy screenshot 1
Keto Calculator - Keto Buddy screenshot 2
Keto Calculator - Keto Buddy screenshot 3
Keto Calculator - Keto Buddy screenshot 4
Keto Calculator - Keto Buddy screenshot 5

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.

What We Love

  • 👍 Good so far
  • 👍 Convenient and easy to use
  • 👍 Helpful resource
  • 👍 Precise and informative

Room to Improve

  • 🤔 Confusing interface
  • 🤔 Lacks functionality
  • 💰 Expensive
Carb Manager: Keto & Macro Log#2

Carb Manager: Keto & Macro Log by Wombat Apps LLC

Macro, Food & Calorie Counter
Strong Contender
💪 Health & Fitness
4.7😊(73K ratings)
FreeAdsIn-App Purchases
Carb Manager: Keto & Macro Log screenshot 1
Carb Manager: Keto & Macro Log screenshot 2
Carb Manager: Keto & Macro Log screenshot 3
Carb Manager: Keto & Macro Log screenshot 4
Carb Manager: Keto & Macro Log screenshot 5
Carb Manager: Keto & Macro Log screenshot 6

Easily track carbs, macros, and calories for low-carb and keto diets. Features include barcode scanning, recipe access, and community support to help you achieve your health goals.

What We Love

  • 🚀 Easy to use
  • 🔒 Comprehensive tracking
  • 👍 Helpful for keto/low-carb diets
  • 👍 Useful recipes and meal plans

Room to Improve

  • 🐛 Inaccurate food database
  • 🐛 Buggy and crashes frequently
  • 🐛 Clunky interface and navigation
Keto Diet App - Carb Tracker#3

Keto Diet App - Carb Tracker by FJOR NUTRITION, INC.

Weight Loss, Meal Plan, Recipe
Worth Considering
💪 Health & Fitness
4.7😊(81K ratings)
FreeAdsIn-App Purchases
Keto Diet App - Carb Tracker screenshot 1
Keto Diet App - Carb Tracker screenshot 2
Keto Diet App - Carb Tracker screenshot 3
Keto Diet App - Carb Tracker screenshot 4
Keto Diet App - Carb Tracker screenshot 5
Keto Diet App - Carb Tracker screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful for tracking macros
  • 🚀 Accurate food logging
  • 💡 Useful insights and information

Room to Improve

  • 🐛 Inconsistent food database
  • 🐛 Inaccurate calorie/carb calculations
  • 💡 Lacks integration with fitness trackers

More Keto Calculator Free apps to explore

4
Keto.app - Трекер кето диеты
Keto.app - Трекер кето диеты
Keto.app - Трекер кето диеты
Счетчик углеводов и голодания
Free

This app acts as your personal keto nutritionist, simplifying weight loss by tracking macros and food intake. It offers a custom macro plan, extensive food database with barcode scanning, and helpful features like meal plans and recipe creation.

Custom macro plan generationFood tracking with barcode scannerKeto meal plans and recipes
💪 Health & Fitness
(62K)
free with in-app purchases
5
MyNetDiary Carb Genius - Keto
MyNetDiary Carb Genius - Keto
MyNetDiary Carb Genius - Keto
Low Carb Food & Diet Manager
Free

This app helps users manage low-carb and keto diets with comprehensive tools for food logging, carb counting, macro tracking, and personalized diet plans. It features a vast food database, recipe library, and exercise tracking to support weight loss and nutrition goals.

Low-carb and keto diet managementCarb counter and macro trackerExtensive verified food database
💪 Health & Fitness
(5.1K)
subscription
6
Keto Diet App: Keto Manager
Keto Diet App: Keto Manager
Keto Diet App: Keto Manager
Carb Cycle & Macro Tracker App
Free

This app simplifies low-carb and macro tracking for weight loss and diabetes management. It uses voice recognition for easy food logging, offers automatic nutrient calculation, and provides community support. Access recipes, meal plans, and health insights to support your diet.

Voice recognition for food loggingAutomatic macro and net carb calculatorLow-carb eating insights
💪 Health & Fitness
(9.4K)
free with in-app purchases
7
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
Workout & AI Nutrition Tracker
Free

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.

AI Food TrackerCalorie and Macro TrackingWater Intake Monitoring
💪 Health & Fitness
(2.3M)
free with in-app purchases
8
Stupid Simple Keto Diet App
Stupid Simple Keto Diet App
Stupid Simple Keto Diet App
Low Carb Diet & Macros Manager
Free

This app helps you track carbs and calories to achieve weight loss and maintain a ketogenic lifestyle. It offers easy food logging, progress tracking, and support for custom foods and fasting. Certified diet coaches are also available.

Visual carb and calorie loggingBarcode scanner for food entryFasting support
💪 Health & Fitness
(8.9K)
free with in-app purchases
9
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
(768K)
free with in-app purchases
10
Keto Diet App & Recipes
Keto Diet App & Recipes
Keto Diet App & Recipes
Carb Manager & Cycle Tracker
Free

This app guides you through the ketogenic diet with in-depth information, comprehensive food lists, and over 200 recipes. It offers personalized features to help you achieve your fat-burning goals and stay on track with your diet.

Keto diet insights and benefitsComprehensive food lists200+ keto recipes with nutrition info
🍔 Food & Drink
(29K)
subscription
11
MyMojoHealth
MyMojoHealth
MyMojoHealth
by keto-mojo
Free

Easily track and view blood glucose and ketone readings by syncing directly from your meter. Analyze your data with various filters and graphs, and securely store it in the cloud. Connect with a supportive community for motivation and resources.

Automatic meter syncingGlucose, ketone, and GKI trackingData filtering and graphing
💪 Health & Fitness
(18K)
free with in-app purchases
12
Keto Diet & Calorie Tracker
Keto Diet & Calorie Tracker
Keto Diet & Calorie Tracker
Keto calories and macros
Free

Easily calculate your ketogenic diet macros, including calorie and gram distribution. It also determines your basal and total metabolic rates for weight maintenance, loss, or muscle building.

Keto macro distribution calculationCalorie and gram breakdownBasal metabolic rate calculation
💪 Health & Fitness
(1)
free
13
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
(160K)
freemium
14
Keto-Recipes
Keto-Recipes
Keto-Recipes
Simple Keto Diet Tracker App
Free

This app helps you follow a ketogenic diet by suggesting keto-friendly meals and tracking your fat intake. It simplifies meal planning and barcode scanning to help you stay motivated and achieve your weight loss goals.

Keto meal suggestionsFat intake trackingBarcode scanning
🍔 Food & Drink
(191)
subscription
15
Total Keto Diet: Low Carb App
Total Keto Diet: Low Carb App
Total Keto Diet: Low Carb App
Carb Manager & Calorie Counter
Free

This app supports a low-carb lifestyle with thousands of recipes, meal planning, and exercise tracking. It helps users monitor calories and macros, offers a food database, and provides guidance for beginners. Users can create shopping lists and access a supportive community.

Macro tracker for calories and macrosCustomizable meal plansExtensive collection of keto recipes
🍔 Food & Drink
(4K)
free with in-app purchases
16
Keto Diet app. Carb counter
Keto Diet app. Carb counter
Keto Diet app. Carb counter
Net Carb Manager, Keto recipes
Free

This app acts as a personal keto nutritionist, helping you manage your diet, water intake, and exercise. It offers personalized recommendations, tracks micro and macro nutrients with a barcode scanner, and allows you to create and save your own recipes.

Personalized keto nutritionistNet carb managerBarcode scanner for nutrients
💪 Health & Fitness
(313)
free with in-app purchases
17
Keto Kit - Keto Diet Tracker
Keto Kit - Keto Diet Tracker
Keto Kit - Keto Diet Tracker
Weight Loss, Meal Plan, Recipe
Free

This app guides users through the ketogenic diet with a comprehensive meal planner, recipe discovery, and progress tracking. It helps users manage macros, create shopping lists, and monitor hydration for effective weight loss and a healthier lifestyle.

Customizable macro-driven meal plannerReal-time weight management dashboardEffortless meal planning and shopping lists
💪 Health & Fitness
(2K)
free with in-app purchases
18
Easy Keto Diet Weight Loss App
Easy Keto Diet Weight Loss App
Easy Keto Diet Weight Loss App
Keto Tracker. Low Carb Recipes
Free

This app simplifies weight loss through a ketogenic diet by offering recipes made with common ingredients that take under 15 minutes to prepare. It eliminates the need for manual carb counting, allowing users to follow their daily plan without strict restrictions.

Recipes with regular productsQuick preparation (0-15 minutes)No carb counting required
🍔 Food & Drink
(583)
free with in-app purchases
19
Keto Diet App : Food Tracker
Keto Diet App : Food Tracker
Keto Diet App : Food Tracker
Nutrition Tracker, Weight loss
Free

This app helps users achieve their weight loss goals by providing tools for tracking food consumption, creating custom meal plans, and accessing a variety of keto recipes. It also includes features for monitoring water intake, calculating nutrition, and finding exercises.

Keto meal planningFood consumption trackingCalorie counter
💪 Health & Fitness
(522)
subscription
20
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

FAQ about Keto Calculator Free

What are the best keto calculator free apps for iPhone?
Keto Calculator - Keto Buddy tops our keto calculator free apps ranking as of July 2026, with a 4.6-star average from 8.4K App Store ratings, and it's free to download.
Keto Calculator - Keto Buddy has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 230+ keto calculator free apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Keto Calculator helps you determine your ideal macronutrient intake for ketogenic and other low-carb diets. It calculates the recommended percentages and amounts of fat, protein, and carbohydrates based on your individual goals and needs.
The ketogenic diet is a dietary approach that is high in fat, adequate in protein, and very low in carbohydrates. Typically, it involves consuming 60-75% of calories from fat, 15-30% from protein, and 5-10% from carbohydrates.