# Brrn Barre vs MacroStack AI

The clearest difference is in-app purchases: Brrn Barre at none against MacroStack AI's 3. Brrn Barre also leads on iOS requirement (14.0 vs 17.0). MacroStack AI's advantage is device support. On price there is nothing between them.

Both are free to download. MacroStack AI sells 3 in-app purchases, starting at $3.99 per month. Brrn Barre asks for nothing beyond the download.

## The numbers

| Metric | Brrn Barre | MacroStack AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/macrostack-ai-macro-tracker/id6760374803/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Subscription |
| Size | 123 MB | 69 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | — | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [BRRN BARRE LADIES FITNESS CLUB LLC](https://appshunter.io/developer/1804890599) | [Rexhep Rexhepi](https://appshunter.io/developer/1882562698) |

## What reviewers say

### Brrn Barre

[App page](https://appshunter.io/ios/app/brrn-barre/id6752336333)

**In-app purchases:** none


### MacroStack AI

[App page](https://appshunter.io/ios/app/macrostack-ai-macro-tracker/id6760374803)

This app uses your logged food and weigh-ins to adaptively adjust your calorie and macro goals weekly. It reveals your body's actual calorie burn and forecasts your progress, offering personalized insights and meal suggestions.

**Highlights:** Adaptive calorie goal recalibration, Revealed TDEE calculation, Weekly goal adjustments with explanations, Offline food database with barcode scanner, AI food scanner for unlabeled items, AI nutrition coach for meal suggestions, Optional fasting timer

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MacroStack Monthly | $3.99 | per month |
| MacroStack Annual | $34.99 | per year |
| MacroStack Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Brrn Barre free?

Brrn Barre is free to download, with no in-app purchases.

### Is MacroStack AI free?

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

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