# K・C GROUP vs ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ

The clearest difference is ads: K・C GROUP at none against ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ's shown. K・C GROUP also leads on update cadence (every 4 months vs every 8 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

K・C GROUP ships an update every 4 months, ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ every 8 months. The most recent releases landed on October 26, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | K・C GROUP | ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 8 months |
| Size | 80 MB | 80 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiromitsu Okamoto](https://appshunter.io/developer/1343549355) | [JOHNNY MAEDA](https://appshunter.io/developer/1352875766) |

## What reviewers say

### K・C GROUP

[App page](https://appshunter.io/ios/app/kc-group/id1343549356)

**Features:** Apple Wallet

**In-app purchases:** none


### ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ

[App page](https://appshunter.io/ios/app/id1352875767)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is K・C GROUP free?

K・C GROUP is free to download, with no in-app purchases.

### Is ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ free?

ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ is free to download, with no in-app purchases.

### Do K・C GROUP or ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ have ads?

ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ shows ads; K・C GROUP does not.

### Which is updated more often, K・C GROUP or ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ?

K・C GROUP ships an update every 4 months, and ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ every 8 months. Most recently, K・C GROUP was updated on October 26, 2026 and ＲＥＸ　ｈａｉｒ　ｇｒｏｕｐ　公式アプリ on October 9, 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.*