# Dual N vs Shuffya Brain Training

The clearest difference is ads: Shuffya Brain Training at none against Dual N's shown. Shuffya Brain Training also leads on iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Dual N sells 2 in-app purchases, starting at $3.99 per month and Shuffya Brain Training sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Dual N | Shuffya Brain Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/dual-n-back-memory-trainer/id6759211886/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Size | 27 MB | 139 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Konstanty Koszewski](https://appshunter.io/developer/1871696981) | [Treder & Treder GbR](https://appshunter.io/developer/1840842445) |

## What reviewers say

### Dual N

[App page](https://appshunter.io/ios/app/dual-n-back-memory-trainer/id6759211886)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dual N-back Monthly Premium | $3.99 | per month |
| Dual N-back Yearly Premium | $29.99 | per year |


### Shuffya Brain Training

[App page](https://appshunter.io/ios/app/shuffya-brain-training/id6760100182)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shuffya Brain Training - Premium | $1.99 | per month |
| Shuffya Brain Training - Premium | $14.99 | per year |


## Frequently asked questions

### Is Dual N free?

Dual N is free to download, with in-app purchases available.

### Is Shuffya Brain Training free?

Shuffya Brain Training is free to download, with in-app purchases available.

### Do Dual N or Shuffya Brain Training have ads?

Dual N shows ads; Shuffya Brain Training does not.

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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.*