# NutrientOS: Calorie Tracker — Macros, Micros & Food Scanner > AI-powered nutrition and fitness tracker for healthier habits. (iPhone/iPad app by Jeremiyah Escobedo.) - Source: https://appshunter.io/ios/app/nutrientos-calorie-tracker/id6765582312 (this page in markdown: same URL + `.md`) - Developer: [Jeremiyah Escobedo](https://appshunter.io/developer/1895999641) - Category: Health & Fitness, Lifestyle - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 17+ - Requires: iOS 15.0 · 22 MB - Languages: American English - Released: 2026-07-10 - Data updated: 2026-09-05 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/nutrientos-calorie-tracker/id6765582312/reviews.md ## What is NutrientOS? NutrientOS is a calorie counter, macro tracker, micronutrient tracker, food scanner, workout log, and progress tracker built for people who want more than basic food logging. Track calories, protein, carbohydrates, fat, vitamins, minerals, meals, workouts, recovery, biometrics, and long-term progress in one place. Search foods, scan barcodes, create recipes, compare restaurant meals, and review detailed nutrition insights to better understand what you eat. FOOD, CALORIE, AND MACRO TRACKING • Log meals with a detailed food diary • Track calories, protein, carbohydrates, fat, and micronutrients • Search foods and scan product barcodes • Create custom foods and recipes • Save favorites and schedule recurring foods • Review recent foods for faster logging • Track serving sizes, grams, and portions DETAILED NUTRITION INSIGHTS • View vitamins, minerals, amino acids, and nutrient coverage • Review food grades and ingredient-based food-quality insights • See satiety, absorption, and food-pairing information • Identify nutrient gaps and food sources • Review daily and longer-term nutrition trends • Understand when nutrient information is estimated or unavailable RESTAURANT NUTRITION • Browse restaurant menus • Search thousands of menu items • Compare meals side by side • Sort by calories, protein, sodium, food grade, and protein density • Find options that better match your nutrition goals FITNESS, RECOVERY, AND PROGRESS • Log workouts and training sessions • Track weight and body measurements • Record water, supplements, sleep, mood, energy, and recovery • Track supported biometrics and custom health metrics • Review nutrition, training, and recovery patterns over time • Connect supported Apple Health data IMPORT AND EXPORT • Import supported MyFitnessPal data • Import supported Cronometer data • Export your personal NutrientOS data • Keep your existing nutrition history in one place NUTRIENTOS PRO AND PREMIUM NutrientOS Pro and NutrientOS Premium require an additional in-app purchase. Paid features may include: • AI Meal Scan for estimating food and nutrition from a photo • NutrientOS Coach for nutrition and fitness guidance • AI Recipe Builder • AI meal-plan generation • AI training-plan generation • Body-composition photo analysis • Weekly nutrition and progress checkups • Advanced nutrition, training, and recovery insights • Interactive charts and longer reporting ranges • Higher AI usage limits SUBSCRIPTIONS NutrientOS Pro and NutrientOS Premium are optional auto-renewable subscriptions. Payment is charged to your Apple ID account after purchase confirmation. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current billing period. You can manage or cancel your subscription in your App Store account settings. IMPORTANT INFORMATION NutrientOS is intended for informational wellness, nutrition, and fitness tracking. It does not provide medical diagnosis, medical treatment, or medical advice. AI-generated estimates and guidance may be incomplete or inaccurate and should be reviewed before use. Consult a qualified healthcare professional regarding medical concerns or major changes to your diet or exercise routine. Terms of Use: https://nutrientos.com/terms Privacy Policy: https://nutrientos.com/privacy ## Key features - Food diary with calories, macros, and micronutrients - Barcode and food search - Restaurant menu browsing - Fitness, hydration, and sleep tracking - AI meal scan - AI Coach for guidance - AI recipe builder ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Atlas Pro Monthly | $7.99 | per month | | Atlas Premium Monthly | $12.99 | per month | ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/nutrientos-calorie-tracker/id6765582312/reviews.md ### 5/5 — Wonderful app *2026-07-13* Absolutely wonderful, outclasses MyFitnessPal by a long shot, food quality, food satiety, are such great features to have. ## Frequently asked questions about NutrientOS ### What are the main features of Atlas Health AI? Atlas Health AI offers a food diary with calorie, macro, and micronutrient tracking, barcode scanning, restaurant menu browsing, and fitness, hydration, sleep, and progress tracking. It also includes optional AI-powered tools for meal scanning, coaching, and recipe building. ### Is Atlas Health AI free to use? The core features of Atlas Health AI are free to use. However, advanced features like AI meal scan, AI Coach, AI recipe builder, and AI training plan generation are available through Pro and Premium subscriptions via in-app purchases. ### What are the subscription options for Atlas Health AI? Atlas Health AI offers two monthly subscription plans: Atlas Pro Monthly for $7.99 and Atlas Premium Monthly for $12.99. These unlock advanced AI features and deeper insights. ### Does Atlas Health AI provide medical advice? No, Atlas Health AI is designed for informational wellness and fitness tracking only. It does not provide medical diagnosis, treatment, or advice. Always consult a qualified healthcare professional for any medical concerns. ### What devices is Atlas Health AI compatible with? Atlas Health AI is available on iPhone, iPad, and iPod. It is designed for iOS devices. ### How often is Atlas Health AI updated? Atlas Health AI was last updated on July 10, 2026, with version 1.0. The release date was also July 10, 2026, suggesting it is a new application. ### What is the age rating for Atlas Health AI? Atlas Health AI has an age rating of 17+, indicating it may contain content suitable for mature users. ### Can I export my data from Atlas Health AI? Yes, Atlas Health AI includes import and export tools, allowing you to manage your own data. ## Version history (last 3 releases) ### 1.3 — 2026-08-10 Atlas Health AI is now NutrientOS. This update introduces our new name, logo, and refreshed visual design while preserving your existing account, subscriptions, logged foods, recipes, and progress. Also included: • Improved light and dark mode styling • Updated calorie and macro visuals • Ingredient-list scanning for products with missing ingredient data • Improved Recipe Builder food search • Improved Quick Log search controls • General performance, reliability, and interface improvements ### 1.1 — 2026-07-18 What’s New in Atlas Health AI 1.1 Version 1.1 introduces a redesigned experience focused on faster logging, clearer insights, and more personalized guidance. • Redesigned Home with Daily Fuel, Smart Log, and clearer next steps • Improved food search, barcode scanning, Meal Scan, and serving-size handling • Upgraded Recipe Builder with better navigation, spacing, and ingredient controls • Clearer food details for micronutrients, amino acids, satiety, absorption, and meal intelligence • New feature guides for Meal Scan, Checkups, recipes, training, biometrics, and body composition • Improved restaurant comparisons and serving information • New adaptive training, recovery, fueling, and weekly performance insights • Improved referral rewards, subscription restoration, and upgrade experiences • Reliability improvements and bug fixes throughout the app ### 1.0 — 2026-07-10 No release notes. --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*