# K・C GROUP vs Rr SALON

The clearest difference is update cadence: Rr SALON at every 9 days against K・C GROUP's every 4 months. 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.

K・C GROUP ships an update every 4 months, Rr SALON every 9 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | K・C GROUP | Rr SALON |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Size | 80 MB | 53 MB |
| Requires iOS | 15.6 | **14.0.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiromitsu Okamoto](https://appshunter.io/developer/1343549355) | [Ryuto Ogino](https://appshunter.io/developer/1550043734) |

## What reviewers say

### K・C GROUP

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

**Features:** Apple Wallet

**In-app purchases:** none


### Rr SALON

[App page](https://appshunter.io/ios/app/rr-salon/id6479706286)

**Features:** macOS Compatibility

**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 Rr SALON free?

Rr SALON is free to download, with no in-app purchases.

### Do K・C GROUP or Rr SALON have ads?

Neither K・C GROUP nor Rr SALON shows ads.

### Which is updated more often, K・C GROUP or Rr SALON?

K・C GROUP ships an update every 4 months, and Rr SALON every 9 days. Most recently, K・C GROUP was updated on October 9, 2026 and Rr SALON on October 7, 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.*