# NBack for iPad Lite vs 環境法令検定対策

The clearest difference is price: NBack for iPad Lite at Free against 環境法令検定対策's $4.99. 環境法令検定対策's advantage is ads (none vs shown) and update cadence (fortnightly vs every 12 months). On in-app purchases there is nothing between them.

NBack for iPad Lite is free to download; 環境法令検定対策 costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NBack for iPad Lite ships an update every 12 months, 環境法令検定対策 fortnightly. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | NBack for iPad Lite | 環境法令検定対策 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| 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 | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 7 MB | 34 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## 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


### 環境法令検定対策

[App page](https://appshunter.io/ios/app/id6769649366)

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

**In-app purchases:** none


## Frequently asked questions

### Is NBack for iPad Lite free?

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

### Is 環境法令検定対策 free?

環境法令検定対策 costs $4.99, with no in-app purchases.

### Do NBack for iPad Lite or 環境法令検定対策 have ads?

NBack for iPad Lite shows ads; 環境法令検定対策 does not.

### Which is updated more often, NBack for iPad Lite or 環境法令検定対策?

NBack for iPad Lite ships an update every 12 months, and 環境法令検定対策 fortnightly. Most recently, NBack for iPad Lite was updated on October 23, 2026 and 環境法令検定対策 on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*