Comparison

Cronometer vs MacroFactor

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cronometer

Track your diet and exercise with an extensive food database and detailed nutrient breakdowns. Monitor progress towards health goals, integrate with fitness devices, and gain insights into sleep patterns. Offers premium features for enhanced tracking and an ad-free experience.

Highlights
  • Extensive verified food database
  • Detailed nutrient and calorie tracking
  • Fitness goal setting and progress monitoring
  • Integration with fitness trackers and devices
  • Enhanced sleep tracking and analysis
  • Customizable diary groups and charts
Features
Read full description

Cronometer is a powerful calorie counter, nutrition tracker, and food diary designed for accuracy. Track calories, macros, fasting, and 95+ vitamins and minerals with one of the most trusted health and fitness apps available. Whether you're using Cronometer as a weight loss tracker, macro tracker or overall metabolic health tracker, you'll get clear, reliable science-backed insights into your nutrition and how it supports your goals. Unlike basic calorie counters, Cronometer is built on a curated database of more than 1.1 million verified foods, including analyzed entries for unmatched accuracy. Get precise nutrition tracking, comprehensive nutrient analysis, and reliable nutrition facts you can trust. Gain deeper nutrition insights with precision nutrition tools trusted by dietitians, healthcare professionals, and athletes worldwide. Track your nutrition with confidence • Log meals in a detailed food diary • Track calories, protein, carbs, fat, fiber, vitamins, and minerals • Monitor both macronutrients and micronutrients • Compare your intake against personalized nutrition targets Perfect for weight loss, muscle gain, and improving overall health. A smarter weight tracker • Track calories and weight loss (or gain) with deeper nutritional context • Identify nutrient gaps that may affect energy, hunger, and progress • View trends over time with charts and reports • Built for sustainable weight loss, healthy weight management, and long-term success Build healthier habits • Understand how daily choices shape your long-term health • Monitor nutrition trends over time • Set personalized targets, track your personal progress, optimize your wellness • Turn accurate nutrition data into meaningful action Connect fitness, sleep, and health • Sync with Apple Health and Apple Watch • Connect Fitbit, Garmin, Oura, Whoop, and more • Import workouts, activity, and energy expenditure • Import sleep data and explore how caffeine, alcohol, and nutrition affect sleep quality Cronometer works seamlessly as a fitness tracker and health tracker, giving you a complete picture of your wellness. Four easy ways to log food • Log meals using photo or voice logging. • AI identifies foods, estimates portions and simplifies meal tracking • Scan barcodes for free • Or search a trusted, science-backed food database Why Cronometer? Cronometer is the calorie tracker and food diary trusted by dietitians, athletes, and health professionals worldwide. It’s been featured in Healthline, Prevention, Women’s Health, Good Housekeeping, Men’s Health, CNET, Oprah and more. Upgrade to Cronometer Gold Unlock premium tools for deeper insights: • Photo & Voice Logging • Fasting Tracker • Recipe Importer • Repeat Items • Deeper insights • More options to customize • Ad-free experience • Access Crono Coach Ideal for advanced tracking, fasting, and long-term weight management. SUBSCRIPTION DETAILS Upgrade to Cronometer Gold at any time. Payment will be charged to your Apple ID at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Manage or cancel your subscription in your App Store Account Settings. Terms of Use: https://cronometer.com/terms/ Privacy Policy: https://cronometer.com/privacy/

About

MacroFactor

This app uses a dynamic algorithm to adapt your calorie and macro targets based on your metabolism and progress. It offers tools for quick food logging, a verified database, and personalized coaching to help you achieve sustainable diet goals without stress or rigidity.

Highlights
  • Dynamic metabolism adaptation
  • Personalized macro and calorie targets
  • Verified food database
  • Barcode scanner
  • Weekly coaching check-ins
  • Micronutrient tracking
  • Weight trend insights
Features
Read full description

MacroFactor combines innovative coaching algorithms with proven nutrition and behavioral science to help you reach your diet goals and achieve empowering, sustainable results. MacroFactor uses a dynamic algorithm to adapt to changes in your metabolism and personalize your macro plan to keep you on track. Download to start your 7-day trial of this premium, ad-free macro tracker app. DIET SMARTER Using a best-in-class expenditure estimate, MacroFactor’s nutrition coach algorithm adapts to changes in your metabolism so you never plateau. • The unique energy expenditure calculation detects changes in your metabolism • Smart algorithms personalize your calorie and macro intake targets, just like a nutrition coach would • Weekly check-ins keep you on track toward your goals The result? You better understand your body’s needs and can successfully reach and sustain your goals without stress. THE BEST MACRO TRACKER TOOLS • The fastest macro tracker on the market with tools like barcode scan and custom foods • Verified food database, so you can trust the accuracy of the foods you log • Custom macro programs and weekly check-ins based on your goals and preferences • Detailed breakdowns of micronutrients, macros, and more • Period tracker, habit tracker, unique data insights and visualization, integrations, dark mode, and more AN EMPOWERING, SUSTAINABLE APPROACH MacroFactor’s robust nutrition coach algorithm will make appropriate adjustments to your calorie and macro targets based on what you log, regardless of how close you came to hitting your targets from the previous week. The algorithms don’t function any worse if you deviate from your macro targets. This means that unlike other nutrition coach apps, you don’t have to eat like a robot or perfectly adhere to your macro targets in order to get your weekly coaching check-in and an appropriate calorie adjustment. You’ll never see warnings, red numbers, or shaming when you go over your calorie or macro targets, unlike in other macro tracker apps. Instead, MacroFactor’s macro tracker and nutrition coach aim to empower you with the guidance and tools you need to reach your goals without stress or rigidity. A CLOSER LOOK AT FEATURES & BENEFITS Nutrition coach • Get a science-backed macro plan designed for your goals and preferences • Set a goal to lose, maintain, or gain weight • Smart nutrition coach AI makes weekly changes to your macro plan to keep you on track Macro tracker • Large verified food database, so you can trust that calorie and macro information is accurate • Barcode scanner • Food tracker for both macros and micronutrients • Features like copy/paste, custom foods, and smart history make food tracking quick and easy • Timeline-style food log doesn’t lock you in to a certain number of meals • Metric and imperial options • Custom foods and recipes Health insights tracker • Best-in-class expenditure estimate • Unique Weight Trend insight that cuts through the noise of daily fluctuations • Habit tracker • Period tracker NOTICES Contains information from Open Food Facts, which is made available here under the Open Database License (ODbL). Open Food Facts: https://openfoodfacts.org/ ODbL: https://opendatacommons.org/licenses/odbl/1-0/ SUBSCRIPTION PRICING & TERMS MacroFactor is a premium app that offers three auto-renewing subscription options: $11.99 / month $47.99 / half year $71.99 / year (equal to $5.99 a month) MacroFactor has a free trial, but does not offer a free subscription tier. These prices are for US customers. Pricing in other countries may vary. Payment will be charged to your Apple account at confirmation of purchase. Your subscription to MacroFactor will automatically renew, unless you cancel at least 24 hours before the current period ends. You can cancel or manage your subscription from your Apple account settings. Terms & Conditions: https://terms.macrofactorapp.com/ Privacy Policy: https://privacy.macrofactorapp.com/

Screenshots

Cronometer4 screens
MacroFactor4 screens

Verdict

The call

The clearest difference is ads: MacroFactor at none against Cronometer's shown. Cronometer's advantage is ratings volume (98K vs 23K). On price, rating, review sentiment and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Cronometer sells 11 in-app purchases, starting at $10.99 per month and MacroFactor sells 11 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Cronometer against 4.8 for MacroFactor. Both are backed by a comparable volume of ratings — 98K and 23K respectively. Written reviews are what separate them: 69% of Cronometer's written reviews are positive against 71% of MacroFactor's.

UpkeepUpdate frequency

Cronometer ships an update weekly, MacroFactor every 8 days. Both last shipped on September 24, 2026.

Scorecard2 real differences · 9 level
Cronometer versus MacroFactor: the parameters behind the verdict, then further details
ParameterCronometerMacroFactor
PriceFreeFree
Rating4.8 (98K ratings)4.8 (23K ratings)
Positive reviews69.3% of reviews70.7% of reviews — better
Number of ratings98K — better23K
Update frequencyWeekly — betterEvery 8 days
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#17#10 — better
DevicesiPhone, iPad, iPod, Apple WatchiPhone, iPad, iPod, Apple Watch
Requires iOS15.5 — better15.6
Further details — not scored
Size152 MB238 MB
Age rating12+9+
DeveloperCronometer Software IncStronger By Science Technologies LLC

Customer experience

Cronometer

All ratings97,959 ratings
Positive95.8%
Neutral2.5%
Negative1.7%
Written reviews2,654 reviews
Positive69.3%
Neutral9.4%
Negative21.3%

MacroFactor

All ratings22,548 ratings
Positive96.3%
Neutral1.2%
Negative2.5%
Written reviews1,555 reviews
Positive70.7%
Neutral9.6%
Negative19.7%

User reviews

Cronometer

From 98K App Store ratings

What we love

  • 👍 Excellent functionality
  • 👍 Best tracker out there
  • 👍 Logging food is super simple
  • 👍 Easy to set up and use
  • 👍 Comprehensive micronutrient tracking

Room to improve

  • 🔒 Doesn't allow hiding email
  • 🐛 Widgets don't update properly
  • 🐛 Recipes don't always import correctly
  • 🐛 Slow performance and glitches
  • 🐛 Inaccurate calorie and nutrient data for some items

MacroFactor

From 23K App Store ratings

What we love

  • 🚀 Easy to use
  • 🔍 Detailed analytics and data
  • 🤖 Intelligent algorithm adjustments
  • 👍 Flexible and customizable
  • 💯 Comprehensive food database

Room to improve

  • 🔍 Limited food database for some regions
  • 🤔 Steep learning curve for some users
  • 💰 Subscription-based model
  • 🤖 Occasional inaccuracies in AI-generated entries
  • 🔀 Convoluted navigation in some areas

Bugs and requests

Cronometer

Reported bugs

4 issues
  • Widgets don't update in real-time
  • Occasional app freezes and crashes
  • Issues with syncing fitness data from other apps
  • Inaccurate calorie and nutrient tracking for some foods

Requested features

6 requests
  • Allow separating meals into breakfast, lunch, dinner
  • Add more ethnic and international food options
  • Implement Siri integration for logging food
  • Provide more customization options for the home screen
  • Add ability to edit database entries if information is inaccurate
Show 1 more
  • Improve recipe sharing and importing functionality

MacroFactor

Reported bugs

2 issues
  • Disappearing food entries
  • Inconsistent syncing with Apple Health

Requested features

5 requests
  • Apple Watch integration
  • Micronutrient tracking
  • Ability to edit database entries
  • Improved barcode scanning for international users
  • Customizable dashboard and widgets

In-app purchases

11 purchases

Cronometer

Subscriptions11
  • Gold Monthly7 Days trial$10.991 Month
  • Gold Monthly$10.991 Month
  • Cronometer Gold1 Month trial2 variants$10.991 Month
Show 8 more
  • Gold Subscription1 Month trial$10.991 Month
  • Gold Monthly1 Month trial2 variants$10.991 Month
  • Gold6 Months trial$34.996 Months
  • Gold Annual1 Year trial$54.991 Year
  • Gold Annual7 Days trial$59.991 Year
  • Gold Annual$59.991 Year
  • Gold Annual1 Year trial4 variants$59.991 Year
  • Cronometer Gold1 Year trial$59.991 Year
11 purchases

MacroFactor

Subscriptions11
  • Monthly Subscription14 Days trial$9.991 Month
  • Monthly Subscription7 Days trial$11.991 Month
  • Monthly Subscription$11.991 Month
Show 8 more
  • Monthly Subscription14 Days trial$11.991 Month
  • Semiannual Subscription7 Days trial$47.996 Months
  • Semiannual Subscription14 Days trial$47.996 Months
  • Annual Subscription14 Days trial$59.991 Year
  • Annual Subscription7 Days trial$59.991 Year
  • Annual Subscription7 Days trial$71.991 Year
  • Annual Subscription14 Days trial$71.991 Year
  • Annual Subscription Bundle$89.991 Year

Questions

Is Cronometer free?
Cronometer is free to download, with in-app purchases available.
Is MacroFactor free?
MacroFactor is free to download, with in-app purchases available.
Which has better reviews, Cronometer or MacroFactor?
Cronometer and MacroFactor are both rated 4.8 out of 5 on the App Store, from 98K and 23K ratings respectively.
Do Cronometer or MacroFactor have ads?
Cronometer shows ads; MacroFactor does not.
Which is updated more often, Cronometer or MacroFactor?
Cronometer ships an update weekly, and MacroFactor every 8 days. Most recently, Cronometer was updated on September 24, 2026 and MacroFactor on September 24, 2026.
Which is more popular, Cronometer or MacroFactor?
Cronometer currently peaks at #17 in the App Store charts, and MacroFactor at #10. Chart position reflects recent download velocity rather than total install base.

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