# 鬼の脳トレ vs 俺のサウナ

The clearest difference is in-app purchases: 鬼の脳トレ at none against 俺のサウナ's 1. 鬼の脳トレ also leads on iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 俺のサウナ sells 1 one-off in-app purchase. 鬼の脳トレ asks for nothing beyond the download.

## The numbers

| Metric | 鬼の脳トレ | 俺のサウナ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 77 MB | 17 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [walkertest](https://appshunter.io/developer/1691035075) | [Contena](https://appshunter.io/developer/1314811004) |

## What reviewers say

### 鬼の脳トレ

[App page](https://appshunter.io/ios/app/id6475755141)

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

**In-app purchases:** none


### 俺のサウナ

[App page](https://appshunter.io/ios/app/id6796205976)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| オート修理 | $1.99 | one-time |


## Frequently asked questions

### Is 鬼の脳トレ free?

鬼の脳トレ is free to download, with no in-app purchases.

### Is 俺のサウナ free?

俺のサウナ is free to download, with in-app purchases available.

### Do 鬼の脳トレ or 俺のサウナ have ads?

Neither 鬼の脳トレ nor 俺のサウナ shows 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.*