# NBack for iPad Lite vs NBack³

The clearest difference is review sentiment: NBack³ at 71% against NBack for iPad Lite's 33%. NBack³ also leads on update cadence (every 4 days vs every 12 months). NBack for iPad Lite's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. NBack³ sells 1 in-app purchase, starting at $0.49 per month. NBack for iPad Lite asks for nothing beyond the download.

NBack for iPad Lite ships an update every 12 months, NBack³ every 4 days. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | NBack for iPad Lite | NBack³ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/nback-for-ipad-lite/id506570446/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | **71.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Every 4 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 7 MB | 20 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [Taiki Nishimura](https://appshunter.io/developer/1780302048) |

## What reviewers say

### NBack for iPad Lite

[App page](https://appshunter.io/ios/app/nback-for-ipad-lite/id506570446)

This application helps improve mental acuity by training working memory through a sequence-matching game. Users are presented with stimuli and must recall the item from a specified number of steps prior in the sequence. It offers a simplified version of a more comprehensive training tool.

**Highlights:** Working memory training, Sequence matching game, Adjustable difficulty (1-2 back), Improves mental ability, Lite version of full app

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

**In-app purchases:** none


### NBack³

[App page](https://appshunter.io/ios/app/nback-memory-training-game/id6745750227)

This brain training app uses the scientifically proven Dual N-Back method to enhance cognitive functions like working memory, focus, and decision-making. It offers adjustable difficulty levels and tracks progress with a visually engaging interface.

**Highlights:** Dual N-Back method, Adjustable difficulty (n=1-5), Enhances working memory, Improves inhibitory control, Develops attention skills, Progress tracking, Streak bonus system

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $0.49 | per month |


## Frequently asked questions

### Is NBack for iPad Lite free?

NBack for iPad Lite is free to download, with no in-app purchases.

### Is NBack³ free?

NBack³ is free to download, with in-app purchases available.

### Do NBack for iPad Lite or NBack³ have ads?

Both NBack for iPad Lite and NBack³ show ads.

### Which is updated more often, NBack for iPad Lite or NBack³?

NBack for iPad Lite ships an update every 12 months, and NBack³ every 4 days. Most recently, NBack for iPad Lite was updated on October 6, 2026 and NBack³ on October 7, 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.*