# X Factor vs Neuro ToolBox

The clearest difference is update cadence: X Factor at weekly against Neuro ToolBox's every 10 months. X Factor also leads on iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

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

X Factor ships an update weekly, Neuro ToolBox every 10 months. The most recent releases landed on October 15, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | X Factor | Neuro ToolBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/x-factor/id312733909/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 months |
| Monetization | Free | — |
| Size | 20 MB | 42 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Daniel Hansen](https://appshunter.io/developer/312733912) | [BRAINBIT INC.](https://appshunter.io/developer/1510548622) |

## What reviewers say

### X Factor

[App page](https://appshunter.io/ios/app/x-factor/id312733909)

Easily track your daily calorie balance for weight management. Focus on calories in and out, with features to predict target weight achievement and verify data accuracy. Integrates with HealthKit for automatic calorie import.

**Highlights:** Daily calorie balance tracking, Weight and activity calorie logging, Target weight prediction, BMI and BMR calculation, HealthKit integration, Weight unit support

**Features:** macOS Compatibility

**In-app purchases:** none


### Neuro ToolBox

[App page](https://appshunter.io/ios/app/neuro-toolbox/id1608038380)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is X Factor free?

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

### Is Neuro ToolBox free?

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

### Do X Factor or Neuro ToolBox have ads?

Neither X Factor nor Neuro ToolBox shows ads.

### Which is updated more often, X Factor or Neuro ToolBox?

X Factor ships an update weekly, and Neuro ToolBox every 10 months. Most recently, X Factor was updated on October 15, 2026 and Neuro ToolBox on September 10, 2026.

---

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