Carbon - Macro Coach & Tracker
What is Carbon?
Carbon is a Health & Fitness app that builds a customized nutrition plan from your selected goal and a few questions about you. It adjusts the plan at weekly check-ins and offers diet settings such as Low Carb, Ketogenic, and Plant-Based. It was designed by Dr. Layne Norton and Registered Dietitian Keith Kraker, and it includes a food tracker with a barcode scanner.
Pricing. Carbon - Macro Coach & Tracker is free to download, with in-app purchases on the App Store.
Good for
- Losing fat, building muscle, or maintaining weight with a set plan
- Users who want macro targets adjusted at weekly check-ins
- Users who already have targets and want a food tracker with barcode scanning
Screenshots
Why this app is in S tier
Carbon scores 94 out of 100: rating 97, rating count 80, App Store search rank 100, update recency 98. The four parts are averaged with no weights, and S tier follows from that score within this list. The full explanation, as data.
Description
Carbon Diet Coach is your nutrition solution for results that LAST. Whether your goal is to lose fat, build muscle, improve your metabolism, or simply maintain your weight, Carbon Diet Coach removes the guesswork. Carbon Diet Coach is a science-based nutrition app designed by renowned nutrition coaches Dr. Layne Norton (Ph.D. Nutritional Sciences) and Registered Dietitian Keith Kraker (BS Dietetics). It does everything a normal nutrition coach would but at a fraction of the cost. Simply select your goal, answer a few short questions, and it does the rest! You will get a customized nutrition plan based on YOUR goals and metabolism. What's more, Carbon will adjust the plan as you progress to optimize your results. If you hit a plateau or stall, Carbon will make adjustments to keep you progressing towards your goal, just like any good coach would. Our coaching system uses the latest techniques in nutrition science to make sure you get the best results possible. All you need to do is follow these simple steps: ∙ Log your food using the built-in food tracker ∙ Log your body weight ∙ Check-in each week Do that and Carbon does the rest! Carbon Diet Coach can do things other nutriti
Compare in Nutrition Coaching
| Measure | |||
|---|---|---|---|
| Tier | S | S | A |
| Score | 94 / 100 | 95 / 100 | 88 / 100 |
| Rating | 4.8 ★ | 4.6 ★ | 4.4 ★ |
| Ratings | 8.1K | 77.6K | 11.8K |
| Latest ratings · 180d | 4.6 ★ · 20 reviews | 2.7 ★ · 13 reviews | 2.4 ★ · 16 reviews |
| Last update | 71d ago | 14d ago | 2d ago |
| Price | Free + IAP | Free + IAP | Free + IAP |
Alternatives
See all 13 ›
MacroFactorFree + IAP · ★ 4.8S
FooducateFree + IAP · ★ 4.6S
RP Diet Coach & PlannerFree + IAP · ★ 4.4A
Where else it ranks
- Best Diet Planning AppsA tier, #6, score 83
- Best Food Tracking Appslisted, beyond the tiered top, score 84
Questions about Carbon
Do I need to pay to use it?
The app is free to download.
Can I use it without the coaching features?
Yes. The description says you can enter your own nutrition targets and use only the food tracker, which includes a food database, barcode scanner, quick add macros, copy meals, favorite foods, and custom foods and recipes.
Which diet types does it support?
Balanced, Low Carb, Low Fat, Ketogenic, and Plant-Based settings. It states that each setting is customizable so the plan can fit your preferences.
Is Carbon free?
Carbon is free to download, with in-app purchases.
What is Carbon good for?
Carbon is built for losing fat, building muscle, or maintaining weight with a set plan, users who want macro targets adjusted at weekly check-ins, users who already have targets and want a food tracker with barcode scanning. It sits in the nutrition coaching list on AppTierList.
Is Carbon worth it?
Carbon is S tier, ranked #3 of 14 nutrition coaching apps with a score of 94 out of 100, from a 4.8 App Store rating across 8,115 ratings. It is in the list's top tiers; 2 apps rank above it.
How does Carbon compare to Fooducate?
Carbon is S tier at 94; Fooducate is S tier at 95. Fooducate ranks higher. Carbon is free to download, with in-app purchases, Fooducate is free to download, with in-app purchases.
How often is Carbon updated?
Carbon was last updated on 2026-08-10, 71 days ago.
All the facts
- List
- Nutrition Coaching
- Tier
- S (Best in class)
- Score
- 94 / 100
- Rank in list
- #3 of 14
- Ranking certainty
- settled
- Price
- Free + IAP
- App Store rating
- 4.8 out of 5
- Number of ratings
- 8,115
- Recent reviews
- 4.6 from 20 in the last 180 days
- Current version
- (71 days ago)
- App Store data read
- App Store category
- Health & Fitness
- Good for
- Losing fat, building muscle, or maintaining weight with a set plan, Users who want macro targets adjusted at weekly check-ins, Users who already have targets and want a food tracker with barcode scanning
- Requires
- iOS 16.6 or later
- Size
- 106 MB
- Age rating
- 17+
- Languages
- 1
- Developer pages
- Website · Support · Privacy policy
- Maker
- unclaimed
- As data
- JSON · why it ranks here
Ranking refreshed · how it is computed