# CJS vs NeurUS

The clearest difference is iOS requirement: CJS at 13.4 against NeurUS's 15.1. 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.

## The numbers

| Metric | CJS | NeurUS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 23 MB | 22 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | +4 |
| Developer | [Cativa Tecnologia e Servicos Digitais Ltda](https://appshunter.io/developer/1498249979) | [MYNE TECNOLOGIA LTDA](https://appshunter.io/developer/1795365864) |

## What reviewers say

### CJS

[App page](https://appshunter.io/ios/app/cjs/id6670401871)

**Features:** macOS Compatibility

**In-app purchases:** none


### NeurUS

[App page](https://appshunter.io/ios/app/neurus/id6741745466)

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

**In-app purchases:** none


## Frequently asked questions

### Is CJS free?

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

### Is NeurUS free?

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

### Do CJS or NeurUS have ads?

Neither CJS nor NeurUS shows ads.

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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.*