# FITINDEX vs Brain Frame

The clearest difference is update cadence: Brain Frame at every 2 weeks against FITINDEX's every 3 months. FITINDEX's advantage is device support (4 vs 2) and iOS requirement (12.0 vs 15.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FITINDEX ships an update every 3 months, Brain Frame every 2 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | FITINDEX | Brain Frame |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (838 ratings)](https://appshunter.io/ios/app/fitindex/id1327763738/reviews)** | — |
| Number of ratings | **838** | — |
| Positive reviews | 53.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 87 MB | 181 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PANATRADE LLC](https://appshunter.io/developer/1327763737) | [GlobalUY](https://appshunter.io/developer/1179086093) |

## What reviewers say

### FITINDEX

[App page](https://appshunter.io/ios/app/fitindex/id1327763738)

This app tracks various body composition metrics like BMI, body fat, and muscle mass. It provides cloud-based data analysis and reports, allowing families to monitor their health together. Data can be synchronized with HealthKit for a comprehensive health overview.

**Highlights:** Body composition tracking (BMI, body fat, muscle mass), Cloud-based data analysis and reports, Family sharing for multiple users, HealthKit synchronization, Intelligent health charts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy setup and sync
- 📊 Comprehensive metrics and tracking
- 💪 Motivating for weight loss
- 🤖 Accurate measurements
- 🔗 Good integration with Apple Health

**What reviewers complain about**

- 🔢 Inaccurate biometric calculations
- 🕰️ Misleading historical data visualization
- 🔍 Small, hard-to-read font
- 🔌 Bluetooth connectivity issues
- 🤯 Drastic measurement changes without explanation

**Reported bugs**

- App freezes when accessing trends
- Syncing issues with Apple Health
- Inconsistent weight recording
- Inability to input historical data accurately

**Requested features**

- Add dark mode option
- Allow customization of data display and metrics
- Improve historical data visualization
- Implement pregnancy tracking mode
- Add ability to manually adjust measurements


### Brain Frame

[App page](https://appshunter.io/ios/app/brain-frame/id6447983403)

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

**In-app purchases:** none


## Frequently asked questions

### Is FITINDEX free?

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

### Is Brain Frame free?

Brain Frame is free to download, with no in-app purchases.

### Do FITINDEX or Brain Frame have ads?

Neither FITINDEX nor Brain Frame shows ads.

### Which is updated more often, FITINDEX or Brain Frame?

FITINDEX ships an update every 3 months, and Brain Frame every 2 weeks. Most recently, FITINDEX was updated on October 24, 2026 and Brain Frame on October 17, 2026.

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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.*