# Attention And Memo Pro vs N

The clearest difference is price: N at Free against Attention And Memo Pro's $1.99. N also leads on iOS requirement (9.0 vs 15.6). Attention And Memo Pro's advantage is in-app purchases (none vs 1) and update cadence (every 4 months vs every 39 months). On ads and device support there is nothing between them.

N is free to download; Attention And Memo Pro costs $1.99 up front. N sells 1 one-off in-app purchase. Attention And Memo Pro asks for nothing beyond the download.

Attention And Memo Pro ships an update every 4 months, N every 39 months. The most recent releases landed on November 1, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Attention And Memo Pro | N |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 39 months |
| Monetization | Paid | — |
| Size | 40 MB | 51 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Rozovik](https://appshunter.io/developer/587833213) | [BrainTrain Inc.](https://appshunter.io/developer/584469134) |

## What reviewers say

### Attention And Memo Pro

[App page](https://appshunter.io/ios/app/attention-and-memo-pro/id647084129)

This interactive app offers fun and educational brain games for children aged 3-5. It features memory training, attention exercises, and colorful puzzles to develop cognitive skills. High-quality visuals and playful sounds make learning an enjoyable adventure.

**Highlights:** Memory training exercises, Attention improvement tasks, Abstract thinking puzzles, High-quality illustrations, Playful animations and sounds, Progressive difficulty levels

**Features:** macOS Compatibility

**In-app purchases:** none


### N

[App page](https://appshunter.io/ios/app/n-back-blast-memory-trainer/id1213425536)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $2.99 | one-time |


## Frequently asked questions

### Is Attention And Memo Pro free?

Attention And Memo Pro costs $1.99, with no in-app purchases.

### Is N free?

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

### Do Attention And Memo Pro or N have ads?

Neither Attention And Memo Pro nor N shows ads.

### Which is updated more often, Attention And Memo Pro or N?

Attention And Memo Pro ships an update every 4 months, and N every 39 months. Most recently, Attention And Memo Pro was updated on November 1, 2026 and N on October 26, 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.*