# NBack for iPad Lite vs Simple Math Tasks

The clearest difference is ads: Simple Math Tasks at none against NBack for iPad Lite's shown. Simple Math Tasks also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.2). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NBack for iPad Lite ships an update every 12 months, Simple Math Tasks every 6 months. The most recent releases landed on September 18, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | NBack for iPad Lite | Simple Math Tasks |
| --- | --- | --- |
| 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 | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 6 months** |
| Monetization | Ad-supported | — |
| Size | 7 MB | 17 MB |
| Requires iOS | 18.2 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [Valentyn Shybanov](https://appshunter.io/developer/1763103007) |

## 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

**In-app purchases:** none


### Simple Math Tasks

[App page](https://appshunter.io/ios/app/simple-math-tasks/id6738689634)

**Features:** macOS Compatibility

**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 Simple Math Tasks free?

Simple Math Tasks is free to download, with no in-app purchases.

### Do NBack for iPad Lite or Simple Math Tasks have ads?

NBack for iPad Lite shows ads; Simple Math Tasks does not.

### Which is updated more often, NBack for iPad Lite or Simple Math Tasks?

NBack for iPad Lite ships an update every 12 months, and Simple Math Tasks every 6 months. Most recently, NBack for iPad Lite was updated on September 18, 2026 and Simple Math Tasks on May 17, 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.*