# Nervous System vs Co Immunicate

The clearest difference is update cadence: Co Immunicate at every 9 days against Nervous System's monthly. Co Immunicate also leads on 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, Co Immunicate every 9 days. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Nervous System | Co Immunicate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Size | 1.3 GB | 1.2 GB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Hong Kong Metropolitan University](https://appshunter.io/developer/432474107) | [University of Glasgow](https://appshunter.io/developer/413249812) |

## What reviewers say

### Nervous System

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Co Immunicate

[App page](https://appshunter.io/ios/app/co-immunicate/id1623595243)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nervous System free?

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

### Is Co Immunicate free?

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

### Do Nervous System or Co Immunicate have ads?

Neither Nervous System nor Co Immunicate shows ads.

### Which is updated more often, Nervous System or Co Immunicate?

Nervous System ships an update monthly, and Co Immunicate every 9 days. Most recently, Nervous System was updated on October 8, 2026 and Co Immunicate on October 14, 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.*