# Nervous System vs MyMBChB

The clearest difference is update cadence: Nervous System at monthly against MyMBChB's every 2 months. MyMBChB'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. Neither carries in-app purchases, so what you see is what you pay.

Nervous System ships an update monthly, MyMBChB every 2 months. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Nervous System | MyMBChB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 1.3 GB | 35 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Hong Kong Metropolitan University](https://appshunter.io/developer/432474107) | [The Chinese University of Hong Kong](https://appshunter.io/developer/369070876) |

## What reviewers say

### Nervous System

[App page](https://appshunter.io/ios/app/nervous-system/id1506863463)

**Features:** macOS Compatibility

**In-app purchases:** none


### MyMBChB

[App page](https://appshunter.io/ios/app/mymbchb/id1516759973)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nervous System free?

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

### Is MyMBChB free?

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

### Do Nervous System or MyMBChB have ads?

Neither Nervous System nor MyMBChB shows ads.

### Which is updated more often, Nervous System or MyMBChB?

Nervous System ships an update monthly, and MyMBChB every 2 months. Most recently, Nervous System was updated on October 8, 2026 and MyMBChB on October 16, 2026.

---

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