NutrientOS vs Protein Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NutrientOS
Track your nutrition, understand your meals, and build healthier habits with food logging, macro and micronutrient tracking, and workout logging. Optional AI tools offer advanced guidance and insights for personalized wellness.
- 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
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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
Protein Tracker
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Tracking protein doesn't have to feel like a chore. Search Gramli's food database, save your own go-to meals as custom foods, and log everything in a few taps. WHAT YOU CAN DO - Search the food database and log protein in seconds - Save your own custom foods for the meals and shakes you eat all the time - Set a daily protein goal that's actually yours, and watch your progress add up - Skip opening the app entirely - add protein straight from a home screen widget - Check in anytime and see exactly where you stand for the day BUILT FOR REAL LIFE Post-workout shake, chicken and rice at lunch, a protein bar between meetings - find it in the database, or save it once and reuse it forever. And when you're in a hurry, the widget's right there on your home screen, so logging never gets in the way of your day. A subscription unlocks premium features on top of everything in the free tracker. Grab Protein Tracker: Gramli and start hitting your protein goal - every day, without the hassle. SUBSCRIPTION DETAILS Gramli Premium is an auto-renewable subscription. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://gramli.shdr.dev/privacy
Screenshots
Verdict
The clearest difference is update cadence: Protein Tracker at weekly against NutrientOS's fortnightly. NutrientOS's advantage is iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support 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
Both are free to download. NutrientOS sells 2 in-app purchases, starting at $7.99 per month and Protein Tracker sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
NutrientOS ships an update fortnightly, Protein Tracker weekly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | NutrientOS | Protein Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 22 MB | 65 MB |
| Age rating | 17+ | 4+ |
| Developer | Jeremiyah Escobedo | Ruslan Shadura |
In-app purchases
NutrientOS
- Atlas Pro Monthly$7.991 Month
- Atlas Premium Monthly$12.991 Month
Protein Tracker
- Monthly$4.991 Month
- Annual3 Days trial$14.991 Year
Questions
Is NutrientOS free?
Is Protein Tracker free?
Do NutrientOS or Protein Tracker have ads?
Which is updated more often, NutrientOS or Protein Tracker?
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