# N vs Advanced Dual N

The clearest difference is in-app purchases: N at none against Advanced Dual N's 1. Advanced Dual N's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Advanced Dual N sells 1 one-off in-app purchase. N asks for nothing beyond the download.

N ships an update every 3 months, Advanced Dual N every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | N | Advanced Dual N |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 54 MB | 41 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AGL Consulting, LLC](https://appshunter.io/developer/1801519023) | [Gustavo cesar Sola Barreto Marcelino](https://appshunter.io/developer/1875104005) |

## What reviewers say

### N

[App page](https://appshunter.io/ios/app/n-back-a-memory-game/id6743125322)

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

**In-app purchases:** none


### Advanced Dual N

[App page](https://appshunter.io/ios/app/advanced-dual-n-back/id6758858941)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $3.99 | one-time |


## Frequently asked questions

### Is N free?

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

### Is Advanced Dual N free?

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

### Do N or Advanced Dual N have ads?

Neither N nor Advanced Dual N shows ads.

### Which is updated more often, N or Advanced Dual N?

N ships an update every 3 months, and Advanced Dual N every 2 weeks. Most recently, N was updated on October 30, 2026 and Advanced Dual N on October 31, 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.*