Best Free Keto Diet Apps

248+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated July 2026

With an average user rating of 4.4★, the free keto diet category is one of the App Store's strongest. Browse all 248+ apps we track, sorted so the most loved ones surface first.

Compare top Free Keto Diet Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Keto diet app-Low carb managerKeto diet app-Low carb managerFree4.6★ (62K)NoYesAug 2026
2Carb Manager: Keto & Macro LogCarb Manager: Keto & Macro LogFree4.8★ (732K)NoYesAug 2026
3Stupid Simple Keto Diet AppStupid Simple Keto Diet AppFree4.6★ (8.9K)NoYesAug 2026
4Keto App: Recipes Guides NewsKeto App: Recipes Guides NewsFree4.7★ (2.2K)NoNoJul 2026
5Keto Diet App & RecipesKeto Diet App & RecipesFree4.7★ (29K)NoYesAug 2026
6Keto Diet for BeginnersKeto Diet for BeginnersFree4.5★ (301)NoYesAug 2026
7Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesAug 2026
8Keto Calculator - Keto BuddyKeto Calculator - Keto BuddyFree4.6★ (8.4K)NoNoAug 2026

Top Picks for Free Keto Diet

Keto diet app-Low carb manager#1

Keto diet app-Low carb manager by Zinaida Davydova

Macros tracker & counter
Editor's Choice
💪 Health & Fitness
4.6😐(62K ratings)
FreeIn-App Purchases
Keto diet app-Low carb manager screenshot 1
Keto diet app-Low carb manager screenshot 2
Keto diet app-Low carb manager screenshot 3
Keto diet app-Low carb manager screenshot 4
Keto diet app-Low carb manager screenshot 5
Keto diet app-Low carb manager screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 🚀 Helpful for Keto diet
  • 🚀 Barcode scanning feature
  • 🚀 Customizable macros

Room to Improve

  • 🐛 Inaccurate food database
  • 🐛 Frequent crashes and glitches
  • 🐛 Limited functionality in free version
Carb Manager: Keto & Macro Log#2

Carb Manager: Keto & Macro Log by Wombat Apps LLC

Calorie Counter & Diet Tracker
Strong Contender
💪 Health & Fitness
4.8😊(733K ratings)
FreeIn-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
Stupid Simple Keto Diet App#3

Stupid Simple Keto Diet App by Venn Interactive, Inc.

Low Carb Diet & Macros Manager
Worth Considering
💪 Health & Fitness
4.6😊(8.9K ratings)
FreeIn-App Purchases
Stupid Simple Keto Diet App screenshot 1
Stupid Simple Keto Diet App screenshot 2
Stupid Simple Keto Diet App screenshot 3
Stupid Simple Keto Diet App screenshot 4
Stupid Simple Keto Diet App screenshot 5

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.

What We Love

  • 🚀 Stupid simple to use
  • 👍 Easy to track macros
  • 👍 Helpful for keto diet
  • 👍 Customizable

Room to Improve

  • 🐛 Sync and login issues
  • 🐛 Inaccurate food data
  • 🐛 Confusing navigation

More Free Keto Diet apps to explore

4
Keto App: Recipes Guides News
Keto App: Recipes Guides News
Keto App: Recipes Guides News
Keto Recipes, Articles & News
Free

Discover delicious keto, paleo, and low-carb recipes from home cooks, chefs, and bloggers. Find expert articles, guides, and advice for a healthy keto lifestyle. Connect with a community passionate about low-carb cooking.

Keto, paleo, low-carb recipesRecipes from home cooks, chefs, bloggersExpert articles and guides
💪 Health & Fitness
(2.2K)
free
5
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
6
Keto Diet for Beginners
Keto Diet for Beginners
Keto Diet for Beginners
What to Eat Meal Plan Recipes
Free

Learn what to eat, avoid, and how much to consume for effective weight loss on a Keto diet. This app offers a guided video course with expert advice, meal plans, and shopping lists to help you quickstart Keto and achieve your goals.

Learn what to eat and avoidUnderstand macro intake for weight lossQuickstart Keto video course
💪 Health & Fitness
(301)
free with in-app purchases
7
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
(82K)
free with in-app purchases
8
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
9
Keto Diet App: Keto Manager
Keto Diet App: Keto Manager
Keto Diet App: Keto Manager
Carb Counter & Macro Tracker
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
10
KetoScanner: Keto Diet Checker
KetoScanner: Keto Diet Checker
KetoScanner: Keto Diet Checker
Reach the state of ketosis!
Free
🍔 Food & Drink
(0)
11
Keto Diet Recipes Pro
Keto Diet Recipes Pro
Keto Diet Recipes Pro
Keto Diet Recipes
Free
🍔 Food & Drink
(0)
12
KetoVibe - Keto Diet Tracker
KetoVibe - Keto Diet Tracker
KetoVibe - Keto Diet Tracker
AI Macro Tracker & Keto Timer
Free
💪 Health & Fitness
(0)
13
Keto Diet App: Recipes & Tools
Keto Diet App: Recipes & Tools
Keto Diet App: Recipes & Tools
carb, keto healthy food
Free
🍔 Food & Drink
(0)
14
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
15
KetoLife: AI Keto Diet Tracker
KetoLife: AI Keto Diet Tracker
KetoLife: AI Keto Diet Tracker
Net Carbs, Macros & Ketosis
Free
💪 Health & Fitness
(0)
16
Keto diet app Low net carb food list for ketogenic
Keto diet app Low net carb food list for ketogenic
Keto diet app Low net carb food list for ketogenic
by Alisa Unzhakova
Free

This grocery list app helps users follow a ketogenic diet by providing a list of allowed foods. Its bright icons and friendly interface aim to make dietary changes easier and more enjoyable.

Keto diet grocery listAllowed product listBright icons
🌟 Lifestyle
(13)
free
17
Easy Keto Diet Recipes
Easy Keto Diet Recipes
Easy Keto Diet Recipes
Best Keto Recipes and more!
Free
🍔 Food & Drink
(0)
18
Keto Diet - 14 days diet
Keto Diet - 14 days diet
Keto Diet - 14 days diet
Special Keto Diet
Free
$0.99 | 100% OFF

This diet plan focuses on effective weight loss without hunger. It provides a shopping list for each diet period, water balance tracking, and meal logging. The minimalist design ensures quick access to all necessary tools for achieving your weight loss goals.

Weight loss without hungerShopping list for each diet periodWater balance control
💪 Health & Fitness
(2)
paid
19
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Macro Tracker & Meal Plans AI
Free
🍔 Food & Drink
(0)
20
Keto Diet App Quiz
Keto Diet App Quiz
Keto Diet App Quiz
A fun way to learn about keto
Free

Test your knowledge of healthy low-carb eating with a fun, science-based quiz. Learn about lifestyle benefits beyond weight loss. This app offers thousands of questions across various categories and difficulty levels, with detailed summaries and resources after each game.

Science-based quiz questionsThousands of questionsMultiple difficulty levels
💪 Health & Fitness
(0)
free

FAQ about Free Keto Diet

What are the best free keto diet apps for iPhone?
Keto diet app-Low carb manager tops our free keto diet apps ranking as of July 2026, with a 4.6-star average from 62K App Store ratings, and it's free to download.
Keto diet app-Low carb manager has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 248+ free keto diet apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app serves as a personal keto nutritionist, simplifying weight loss by allowing you to track your macros and food consumption. It provides a custom macro plan based on your body type, goals, and activity level, and offers a vast database of foods for easy tracking.
Key features include generating a personalized macro plan, tracking food intake meal by meal, a massive food database with barcode scanning, ready-to-use keto meal plans, net carb calculation, recipe creation, and integration with health apps like Apple Health and Fitbit.