Best Free Keto Tracker Macro Apps

245+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good free keto tracker macro apps. We benchmark 245+ 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 Free Keto Tracker Macro Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Stupid Simple Keto Diet AppStupid Simple Keto Diet AppFree4.6★ (8.9K)NoYesNov 2026
2Macro Tracker - Keto Diet AppMacro Tracker - Keto Diet AppFree4.5★ (1.8K)NoNoNov 2026
3Keto Diet App - Carb TrackerKeto Diet App - Carb TrackerFree4.7★ (82K)NoYesNov 2026
4Keto Diet App - Macro TrackerKeto Diet App - Macro TrackerFree4.6★ (452)NoYesOct 2026
5Keto Diet App: Keto ManagerKeto Diet App: Keto ManagerFree4.7★ (9.4K)NoYesNov 2026
6Keto Clock - Macro TrackerKeto Clock - Macro TrackerFree5.0★ (3)NoYesMay 2026
7Keto diet app-Low carb managerKeto diet app-Low carb managerFree4.6★ (62K)NoYesNov 2026
8Keto Diet app. Carb counterKeto Diet app. Carb counterFree4.6★ (320)NoYesOct 2026

Top Picks for Free Keto Tracker Macro

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
Macro Tracker - Keto Diet App#2

Macro Tracker - Keto Diet App by Timothy Johnson

Simple Low Carb Health Manager
Strong Contender
💪 Health & Fitness
4.5😊(1.8K ratings)
Free
Macro Tracker - Keto Diet App screenshot 1
Macro Tracker - Keto Diet App screenshot 2
Macro Tracker - Keto Diet App screenshot 3
Macro Tracker - Keto Diet App screenshot 4
Macro Tracker - Keto Diet App screenshot 5

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.

What We Love

  • 👍 Simple and easy to use
  • 💡 Customizable macro goals
  • 🚀 Straightforward macro tracking
  • 🔒 No ads or data collection

Room to Improve

  • 🐛 Cannot edit or delete individual food entries
  • 🔍 No built-in food database, requires manual entry
  • 🔧 Limited functionality (no weight, height, age tracking)
  • 🔢 Restrictive macro limits (e.g. 220g protein cap)
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😊(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

More Free Keto Tracker Macro apps to explore

FAQ about Free Keto Tracker Macro

What are the best free keto tracker macro apps for iPhone?
Stupid Simple Keto Diet App tops our free keto tracker macro apps ranking as of October 2026, with a 4.6-star average from 8.9K App Store ratings, and it's free to download.
Stupid Simple Keto Diet App has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 245+ free keto tracker macro apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.