Cronometer: Calorie Counter
What is Cronometer?
Tracks food, calories, nutrients, weight, and related health data.
Cronometer is a food diary and nutrition tracker for calories, macronutrients, vitamins, and minerals. It also describes tools for tracking weight, fasting, and health data, and connecting with services and devices such as Apple Health and Apple Watch.
Pricing. Cronometer is free to download, with in-app purchases on the App Store.
Good for
- Recording meals and comparing nutrient intake with targets
- Tracking weight and nutrition trends over time
- Connecting nutrition logs with activity or sleep data
Screenshots
Why this app is in S tier
S tier follows from that score within this list. The full explanation, as data.
Cronometer scores 97 out of 100: rating 95, rating count 92, App Store search rank 99, update recency 100. The four parts are averaged and S tier follows from that score within this list.
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.
Read more
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/
Compare
Cronometer
Carb Manager
Calorie Counter - MyNetDiary
Lifesum
MacrosFirstTop Macro Tracking
Recently Updated
Questions about Cronometer
What can I use to log food?
The listing describes photo or voice logging, barcode scanning, and searching its food database.
What services and devices can it connect with?
Apple Health, Apple Watch, Fitbit, Garmin, Oura, and Whoop.
Is Cronometer free?
Cronometer is free to download, with in-app purchases.
Is Cronometer right for me?
Cronometer is built for recording meals and comparing nutrient intake with targets, tracking weight and nutrition trends over time, connecting nutrition logs with activity or sleep data. It sits in the macro tracking list on AppTierList.
Is Cronometer worth it?
Cronometer is S tier, ranked #5 of 40 macro tracking apps with a score of 97 out of 100, from a 4.8 App Store rating across 141,429 ratings. It is in the list's top tiers; 4 apps rank above it.
How does Cronometer compare to Carb Manager?
Cronometer is S tier at 97; Carb Manager is S tier at 97. They score the same. Cronometer is free to download, with in-app purchases, Carb Manager is free to download, with in-app purchases.
How often is Cronometer updated?
Cronometer was updated 3 days ago, which counts in its favour.
Alternatives
Top rated in Macro Tracking
Categories
All the facts
Ranking
- Lists
- Macro Tracking (S tier, #5) · Calorie Tracking (S tier, #7) · Food Tracking (S tier, #7) · Nutrition Tracking (S tier, #7)
- Tier
- S (Best in class)
- Score
- 97 / 100
- Rank in list
- #5 of 42
- Ranking certainty
- settled
Ratings
- App Store rating
- 4.8 out of 5, every App Store country
- Ratings
- 141,429
- Recent reviews
- 3.0 from 20 in the last 180 days
App
- Price
- Free + IAP
- App Store category
- Health & Fitness
- Current version
- (3 days ago)
- Size
- 162 MB
- Requires
- iOS 15.5 or later
- Age rating
- 12+
- Languages
- 1
- Runs on
- iPhone, iPad, Apple Watch
Links
- Developer pages
- Website · Support · Privacy policy
- Maker
- not verified
- As data
- JSON · why it ranks here
- App Store data read
App Store data read · reviews · ranking