# 毎日脳トレ！NUMBER vs Reverse Rock

The clearest difference is iOS requirement: 毎日脳トレ！NUMBER at 11.0 against Reverse Rock's 16.6. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | 毎日脳トレ！NUMBER | Reverse Rock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | — |
| Size | 96 MB | 8 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ZERONE](https://appshunter.io/developer/1708775781) | [Kana Uchida](https://appshunter.io/developer/1819475901) |

## What reviewers say

### 毎日脳トレ！NUMBER

[App page](https://appshunter.io/ios/app/number/id1467748381)

Test your brain age with a simple puzzle game. Find the number closest to the given subject by tapping. The more you play, the more your brain is activated.

**Highlights:** Brain age check, Simple puzzle gameplay, Tap-based interaction, Brain activation, Number matching

**Features:** macOS Compatibility

**In-app purchases:** none


### Reverse Rock

[App page](https://appshunter.io/ios/app/reverse-rock-paper-scissors/id6755114447)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 毎日脳トレ！NUMBER free?

毎日脳トレ！NUMBER is free to download, with no in-app purchases.

### Is Reverse Rock free?

Reverse Rock is free to download, with no in-app purchases.

### Do 毎日脳トレ！NUMBER or Reverse Rock have ads?

Both 毎日脳トレ！NUMBER and Reverse Rock show ads.

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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.*