Best Keto Calculator Diet Apps

232+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

Out of 232+ keto calculator diet 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 Keto Calculator Diet Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Stupid Simple Keto Diet AppStupid Simple Keto Diet AppFree4.6★ (8.9K)NoYesSep 2026
2Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesSep 2026
3Keto diet app-Low carb managerKeto diet app-Low carb managerFree4.6★ (62K)NoYesSep 2026
4Keto Calculator - Keto BuddyKeto Calculator - Keto BuddyFree4.6★ (8.4K)NoNoSep 2026
5Keto Diet App & RecipesKeto Diet App & RecipesFree4.7★ (29K)NoYesSep 2026
6Keto-RecipesKeto-RecipesFree4.5★ (197)NoYesAug 2026
7Keto Diet App: Keto ManagerKeto Diet App: Keto ManagerFree4.7★ (9.4K)NoYesSep 2026
8Ketogenic Keto diet food listKetogenic Keto diet food listFree4.1★ (571)NoYesSep 2026

Top Picks for Keto Calculator Diet

Stupid Simple Keto Diet App#1

Stupid Simple Keto Diet App by Venn Interactive, Inc.

Low Carb Diet & Macros Manager
Editor's Choice
💪 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
  • 👍 Excellent customer support
  • 👍 Affordable one-time fee
  • 👍 Motivating progress tracking

Room to Improve

  • 🐛 Sync and login issues
  • 🐛 Inaccurate food data
  • 🐛 Confusing navigation
  • 🐛 Frequent app crashes
  • 🔒 Privacy concerns with data
  • 💰 Limited features in free version
Keto Diet App - Carb Tracker#2

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

Weight Loss, Meal Plan, Recipe
Strong Contender
💪 Health & Fitness
4.7😊(82K ratings)
FreeIn-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
  • 👍 Great for beginners
  • 🚀 Convenient barcode scanning
  • 👍 Supportive community and team
  • 👍 Customizable macros and goals

Room to Improve

  • 🐛 Inconsistent food database
  • 🐛 Inaccurate calorie/carb calculations
  • 💡 Lacks integration with fitness trackers
  • 💡 Limited recipe options and customization
  • 💡 Difficult to add and manage own recipes
  • 🐛 Confusing subscription process
Keto diet app-Low carb manager#3
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
  • 🚀 Affordable subscription
  • 🚀 Integrates with health apps

Room to Improve

  • 🐛 Inaccurate food database
  • 🐛 Frequent crashes and glitches
  • 🐛 Limited functionality in free version
  • 🐛 Disappearing data and recipes
  • 🐛 Confusing subscription model
  • 🐛 Poor customer support

More Keto Calculator Diet apps to explore

FAQ about Keto Calculator Diet

What are the best keto calculator diet apps for iPhone?
Stupid Simple Keto Diet App tops our keto calculator diet apps ranking as of September 2026, with a 4.6-star average from 8.9K App Store ratings, and it's free to download.
Yes — 20 of the top keto calculator diet apps we rank are free to download, including Stupid Simple Keto Diet App and Keto Diet App - Carb Tracker.
Stupid Simple Keto Diet App has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 232+ keto calculator diet apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app is designed to help users track their carbohydrate and calorie intake, primarily for those following a ketogenic diet or seeking to lose weight. It offers features like visual logging, barcode scanning, and progress tracking to support users in achieving their dietary goals and maintaining healthy habits.
Key features include easy-to-use food icons for logging carbs and calories, a barcode scanner for quick food entry, fasting support, and the ability to track visual progress with private selfies. Users can also add custom foods, adjust portion sizes, and receive warnings when approaching daily limits.