Cronometer: Calorie Counter
What Cronometer is
Cronometer is a powerful calorie counter, nutrition tracker, and food diary designed for accuracy.
The sentence of its App Store description that best says what it is, picked by Jev. The developer's own words.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/
What people say
People who ask for something from Cronometer mostly want a new feature or option, and the 4-star reviewers say what is missing, from exercise types to food entries.
Written by an LLM from the lead report's counts.Read the reportBefore you install Cronometer
Written reviews run 0.7 stars lower than the store score.
Store ratings count every star tap; written reviews come from people with something to say, so they usually run lower. Read the shares below as what reviewers raise, not the chance it happens to you.
Of the people who wrote a review
Watch out for
- Ads14%Most often interrupts while logging
“you can't do anything on the app without watching a long ad for Temu or similar.”
- Crashes and bugs7%
- Pricing and fees4%
Share of written reviews that raise each one.
Who it suits
- Losing weight896 reviewers; most raised: adsComplain35%Praise88%
- Medical27 reviewers; most raised: missing featureComplain37%Praise89%
- Working out8 reviewers; most raised: sync and data lossComplain25%Praise100%
What Cronometer reviewers say
One public report on Cronometer: Calorie Counter reads 2,371 App Store and Google Play reviews from the last year. The report “MyFitnessPal vs Lose It vs Cronometer: which calorie counter do reviewers trust?” was last updated Oct 26, 2026. Of its 2,371 judged reviewers, 46% complain, 78% praise something, 11% make a request and 3% say they're quitting. The top complaint is ads at 30% of complaints, then missing feature (23%) and crashes and bugs (14%). Top praise: easy to use, at 26% of praise. Top requests: new feature or option (54%) and more content (13%). Two audience differences stand out. New user: say they're quitting 3.4x as often as everyone (10% vs 3%). United States: mention bad update or redesign 2.2x as often as everyone (10% vs 5%).
One public report on Cronometer: Calorie Counter. Each title is written by the person who shared it; the line under it says how the reviews were picked.
Made with OneStar's App Store and Google Play review analyzer. Run one on your own app or a competitor's, free with no card.