Cronometer: Calorie Counter

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

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/