Best Keto Calculator Free Macro Apps

239+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated November 2026

Out of 239+ keto calculator free macro 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 Free Macro Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Keto Calculator - Keto BuddyKeto Calculator - Keto BuddyFree4.6★ (8.4K)NoNoNov 2026
2Stupid Simple Keto Diet AppStupid Simple Keto Diet AppFree4.6★ (8.9K)NoYesNov 2026
3Keto Diet & Calorie TrackerKeto Diet & Calorie TrackerFree1.0★ (1)NoYesOct 2026
4Natural Thrive Keto CalculatorNatural Thrive Keto CalculatorFree—NoNoOct 2026
5Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesNov 2026
6Macro Tracker - Keto Diet AppMacro Tracker - Keto Diet AppFree4.5★ (1.8K)NoNoNov 2026
7Macro_CalculatorMacro_CalculatorFree—NoNoMay 2026
8Keto diet app-Low carb managerKeto diet app-Low carb managerFree4.6★ (62K)NoYesNov 2026

Top Picks for Keto Calculator Free Macro

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
  • 🤷‍♀️ Doesn't work as expected
  • 🔍 Hard to read results
Stupid Simple Keto Diet App#2

Stupid Simple Keto Diet App by Venn Interactive, Inc.

Low Carb Diet & Macros Manager
Strong Contender
💪 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

More Keto Calculator Free Macro apps to explore

FAQ about Keto Calculator Free Macro

What are the best keto calculator free macro apps for iPhone?
Keto Calculator - Keto Buddy tops our keto calculator free macro apps ranking as of November 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 November 2026.
We track 239+ keto calculator free macro apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.