# ワーキングメモリトレーニング vs Genius Seed

The clearest difference is in-app purchases: Genius Seed at none against ワーキングメモリトレーニング's 2. Genius Seed also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ワーキングメモリトレーニング sells 2 one-off in-app purchases. Genius Seed asks for nothing beyond the download.

## The numbers

| Metric | ワーキングメモリトレーニング | Genius Seed |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | — |
| Size | 55 MB | 6 MB |
| Requires iOS | 18.6 | **17** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Kogawa](https://appshunter.io/developer/1886613808) | [Teruyuki Nakano](https://appshunter.io/developer/1751941721) |

## What reviewers say

### ワーキングメモリトレーニング

[App page](https://appshunter.io/ios/app/n-back/id6761617765)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| プレミアム機能 | $1.99 | one-time |


### Genius Seed

[App page](https://appshunter.io/ios/app/genius-seed/id6761661390)

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

**In-app purchases:** none


## Frequently asked questions

### Is ワーキングメモリトレーニング free?

ワーキングメモリトレーニング is free to download, with in-app purchases available.

### Is Genius Seed free?

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

### Do ワーキングメモリトレーニング or Genius Seed have ads?

ワーキングメモリトレーニング shows ads; Genius Seed does not.

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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.*