# Greg Plitt vs Carbon

The clearest difference is monetization model: Carbon at free with in-app purchases against Greg Plitt's subscription. Carbon also leads on rating (4.8 vs 4.3) and review sentiment (79% vs 53%). Greg Plitt's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Greg Plitt sells 3 in-app purchases, starting at $2.99 per 7 days and Carbon sells 9 in-app purchases, starting at $11.99 per month. Whichever you choose, the download price is not the number that matters.

Carbon holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Carbon has 8.1K ratings behind it against 38, so its average is the more settled of the two. Written reviews point the same way: 53% of Greg Plitt's written reviews are positive against 79% of Carbon's.

Greg Plitt ships an update every 6 weeks, Carbon weekly. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Greg Plitt | Carbon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (38 ratings)](https://appshunter.io/ios/app/greg-plitt/id1091199368/reviews) | **[4.8 (8.1K ratings)](https://appshunter.io/ios/app/carbon-macro-coach-and-tracker/id1437820611/reviews)** |
| Number of ratings | 38 | **8.1K** |
| Positive reviews | 52.8% of reviews | **79.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Best chart rank | — | **#114** |
| Size | 44 MB | 105 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Quest Productions, LLC](https://appshunter.io/developer/1091199367) | [Reform LLC](https://appshunter.io/developer/1437820610) |

## What reviewers say

### Greg Plitt

[App page](https://appshunter.io/ios/app/greg-plitt/id1091199368)

Access over 500 hours of fitness videos, including offline viewing. Create and share custom workouts, track your progress, and get workout reminders. Features include an interactive body map and a 90-day transformation calendar.

**Highlights:** Over 500 hours of video content, Offline video viewing, Create and share custom workouts, Workout calendar with alerts, Track workout results, Interactive body map, 90 Day Transformation Calendar

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Membership | $2.99 | per 7 days |
| Membership | $9.99 | per month |
| Membership | $9.99 | per month |


### Carbon

[App page](https://appshunter.io/ios/app/carbon-macro-coach-and-tracker/id1437820611)

**Currently charting:** #114 Top Grossing · Health & Fitness (US App Store)

This app acts as a personalized nutrition coach, helping you track your food intake and weight to adjust your calorie and macro targets. It provides weekly check-ins with clear explanations for any changes made to your plan, supporting various dietary goals like fat loss or muscle gain.

**Highlights:** Adaptive macro coaching, Personalized calorie and macro targets, Weekly weight trend analysis, Flexible calorie planner, Smart food logging with photo recognition, Support for various diet styles

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $11.99 | per month |
| Monthly Subscription | $11.99 | per month |
| Monthly Subscription | $11.99 | per month |
| Six Month Subscription | $59.99 | per 6 months |
| Six Month Subscription | $59.99 | per 6 months |
| Six Month Subscription | $59.99 | per 6 months |
| Yearly Subscription | $99.99 | per year |
| Yearly Subscription | $99.99 | per year |
| Yearly Subscription | $99.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Flexible and customizable
- 🔍 Accurate food database
- 💡 Helpful coaching and adjustments
- 🤝 Responsive customer support

**What reviewers complain about**

- 🐛 Limited food database for some regions
- 🤔 Strict adherence required for adjustments
- 🤷‍♀️ Lack of exercise tracking integration

**Reported bugs**

- Occasional app crashes or freezes
- Issues with resetting account data

**Requested features**

- Add water intake tracking
- Improve barcode scanning functionality
- Allow more flexibility in macro adjustments
- Integrate with fitness trackers


## Frequently asked questions

### Is Greg Plitt free?

Greg Plitt is free to download, with in-app purchases available.

### Is Carbon free?

Carbon is free to download, with in-app purchases available.

### Which has better reviews, Greg Plitt or Carbon?

Carbon is rated higher. Greg Plitt averages 4.3 out of 5 from 38 ratings, while Carbon averages 4.8 from 8.1K ratings.

### Do Greg Plitt or Carbon have ads?

Neither Greg Plitt nor Carbon shows ads.

### Which is updated more often, Greg Plitt or Carbon?

Greg Plitt ships an update every 6 weeks, and Carbon weekly. Most recently, Greg Plitt was updated on November 2, 2026 and Carbon on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*