Best No Carbs Challenge Apps

198+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

Out of 198+ no carbs challenge apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top No Carbs Challenge Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1My Challenge: Diet PlansMy Challenge: Diet PlansFree4.5★ (3.8K)NoYesAug 2026
2Carb Manager: Keto & Macro LogCarb Manager: Keto & Macro LogFree4.8★ (732K)NoYesAug 2026
3No Sugar Challenge: Sugar FreeNo Sugar Challenge: Sugar FreeFree5.0★ (84)NoYesAug 2026
4Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesAug 2026
5Keto Diet App & RecipesKeto Diet App & RecipesFree4.7★ (29K)NoYesAug 2026
6Low Carb Diet AppLow Carb Diet AppFree4.3★ (70)NoYesJul 2026
7Stupid Simple Keto Diet AppStupid Simple Keto Diet AppFree4.6★ (8.9K)YesYesAug 2026
8Keto Diet App: Keto ManagerKeto Diet App: Keto ManagerFree4.7★ (9.4K)YesYesJul 2026

Top Picks for No Carbs Challenge

My Challenge: Diet Plans#1

My Challenge: Diet Plans by KETO DIETS UAB

Editor's Choice
💪 Health & Fitness
4.5😞(3.8K ratings)
FreeIn-App Purchases
My Challenge: Diet Plans screenshot 1
My Challenge: Diet Plans screenshot 2
My Challenge: Diet Plans screenshot 3
My Challenge: Diet Plans screenshot 4
My Challenge: Diet Plans screenshot 5

This app offers a personalized low-carb diet plan designed by nutritionists and behavioral scientists. It provides meal planning with over 10,000 recipes, macronutrient tracking, progress monitoring, and expert guidance to help you achieve weight loss and improve overall health.

What We Love

  • 💖 Delicious recipes
  • 🏆 Effective for weight loss
  • 🤸‍♀️ Helpful workout plans

Room to Improve

  • 🔒 Difficult to cancel subscription
  • 💰 Overpriced for the features provided
  • 🤯 Confusing and unintuitive app
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😊(732K 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
No Sugar Challenge: Sugar Free#3

No Sugar Challenge: Sugar Free by AppsLab LLC

Quit Sugar with Daily Support
Worth Considering
💪 Health & Fitness
5.0(84 ratings)
FreeIn-App Purchases
No Sugar Challenge: Sugar Free screenshot 1
No Sugar Challenge: Sugar Free screenshot 2
No Sugar Challenge: Sugar Free screenshot 3
No Sugar Challenge: Sugar Free screenshot 4
No Sugar Challenge: Sugar Free screenshot 5
No Sugar Challenge: Sugar Free screenshot 6

This app helps you quit sugar by tracking your progress, scanning food for hidden sugars with AI, and providing daily motivation. It uses a gamified approach with achievements to make the journey fun and easy, encouraging healthier habits and a better feeling body.

More No Carbs Challenge apps to explore

4
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
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
Low Carb Diet App
Low Carb Diet App
Low Carb Diet App
Food Recipes, Tracker, Program
Free

This app provides a structured low-carb meal plan with customizable recipes and a shopping list. It offers chat support with a diet counselor and aims to help users achieve weight loss and improved health through a low-carbohydrate diet.

Weekly low carb meal plansCustomizable recipesShopping list generator
🌟 Lifestyle
(70)
subscription
7
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
8
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
9
Carnivore Diet Tracker: Vore
Carnivore Diet Tracker: Vore
Carnivore Diet Tracker: Vore
Macro Counter & Meal Plan App
Free

This app helps you plan and track a meat-based diet with AI-powered macro calculation. Log meals by photo, voice, or scanning menus, and access personalized meal plans and recipes. It supports various carnivore protocols and offers community support for your health journey.

AI-powered food logging via photo, voice, or scanRestaurant menu scanner with carnivore recommendationsPersonalized weekly meal plans and custom builder
💪 Health & Fitness
(960)
free with in-app purchases
10
DietBet: Lose Weight & Win!
DietBet: Lose Weight & Win!
DietBet: Lose Weight & Win!
Join over 1,000,000 players!
Free

Achieve your weight loss goals by joining supportive communities and participating in games hosted by experts. Make a pledge, track your progress, and win money when you reach your targets. This app helps build lasting healthy habits.

Weight loss goal settingCommunity supportExpert-hosted games
💪 Health & Fitness
(21K)
free with in-app purchases
11
Diet Doctor
Diet Doctor
Diet Doctor
Low-carb & keto
Free

This app helps users follow a low-carb or ketogenic lifestyle with personalized meal plans, a vast recipe library, and a supportive community. It offers tools for tracking progress, understanding food nutrition, and simplifying grocery shopping for healthier eating.

Personalized meal plans1000+ low-carb and keto recipes130+ tested meal plans
🍔 Food & Drink
(4.4K)
free with in-app purchases
12
Keto Diet Recipes
Keto Diet Recipes
Keto Diet Recipes
Low Carb Meal Planner
Free

Discover a vast collection of delicious low-carb recipes, each with detailed nutritional information. This app helps you plan meals, manage your grocery shopping by ticking off ingredients, and track your progress through recipe steps. Save your favorites and easily filter options to suit your needs.

Mouthwatering Keto recipesNutritional informationShopping list with ingredient ticking
🍔 Food & Drink
(2.9K)
free with in-app purchases
13
Keto Diet: Carb Macro Tracker
Keto Diet: Carb Macro Tracker
Keto Diet: Carb Macro Tracker
Food barcode scanner & manager
Free

Easily track your carbohydrate intake for a keto or low-carb diet. Scan barcodes or search for foods to log meals quickly and monitor your progress with clear charts. Designed for a simple, focused user experience.

Carb tracking for keto/low-carb dietsBarcode food scannerSearchable food database
💪 Health & Fitness
(11)
free with in-app purchases
14
Low Carb Food List - Foods with almost no carbohydrates
Low Carb Food List - Foods with almost no carbohydrates
Low Carb Food List - Foods with almost no carbohydrates
by Mario Guenther-Bruns
Free

Easily identify foods suitable for a low-carb diet with a traffic light system. This app categorizes options like fruits, vegetables, and meats to help you make informed choices for weight loss.

Traffic light food navigatorCategorized food listsSave favorite foods
🏥 Medical
(21)
free with in-app purchases
15
Lumen - Metabolic Coach
Lumen - Metabolic Coach
Lumen - Metabolic Coach
Hack your metabolism
Free

Gain control of your metabolism with real-time insights and personalized nutrition plans. This app helps you understand if your body is burning fats or carbs, offering guidance on what and when to eat for weight loss and a healthier lifestyle.

Real-time metabolic insightsPersonalized daily nutrition plansLifestyle recommendations
💪 Health & Fitness
(6.5K)
free with in-app purchases
16
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
17
Carnivore Diet: Meat Recipes
Carnivore Diet: Meat Recipes
Carnivore Diet: Meat Recipes
Beef, Chicken, Meal Planning
Free

Discover simple, no-carb recipes and meal planning tools specifically for meat-based diets. This app offers straightforward carnivore-friendly ideas, clear ingredients, and basic nutritional information to support your lifestyle.

Meat-based recipes (beef, chicken, pork, fish, turkey)Carnivore and low-carb meal ideasBasic macro and calorie information
🍔 Food & Drink
(3)
free with in-app purchases
18
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
19
Macrostax: Diet & Meal Planner
Macrostax: Diet & Meal Planner
Macrostax: Diet & Meal Planner
Macros, Weight Loss, Meal Plan
Free

This app provides personalized nutrition plans and meal ideas to help users achieve their weight loss and fitness goals. It takes the guesswork out of macro tracking with customized meal plans and easy-to-follow recipes, allowing users to eat foods they love while seeing results.

Personalized nutrition plansAutomated meal plansMacro-friendly recipes
💪 Health & Fitness
(144)
subscription
20
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

FAQ about No Carbs Challenge

What are the best no carbs challenge apps for iPhone?
My Challenge: Diet Plans tops our no carbs challenge apps ranking as of May 2026, with a 4.5-star average from 3.8K App Store ratings, and it's free to download.
Yes — 20 of the top no carbs challenge apps we rank are free to download, including My Challenge: Diet Plans and Carb Manager: Keto & Macro Log.
My Challenge: Diet Plans has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 198+ no carbs challenge apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
My Challenge: Diet Plans provides a personalized, user-friendly low-carb challenge program. It helps users achieve their health and body goals through tailored meal plans, macronutrient tracking, progress monitoring, and expert guidance.
Key features include a personalized meal planner with over 10,000 carb-free recipes, a macronutrient tracker, a progress tracker for weight, steps, and water intake, expert guidance from nutritionists, and access to a supportive community.