# Re.Ra.Ku Group vs かたぎり塾アプリ

The clearest difference is update cadence: かたぎり塾アプリ at every 2 weeks against Re.Ra.Ku Group's every 6 weeks. 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.

Re.Ra.Ku Group ships an update every 6 weeks, かたぎり塾アプリ every 2 weeks. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Re.Ra.Ku Group | かたぎり塾アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 34 MB | 59 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [株式会社EPARKリラク&エステ](https://appshunter.io/developer/1096509136) | [かたぎり塾](https://appshunter.io/developer/1657660579) |

## What reviewers say

### Re.Ra.Ku Group

[App page](https://appshunter.io/ios/app/reraku-group/id1604692153)

This official app allows users to easily check availability and book appointments at relaxation studios. It features a digital membership card, balance checks for payment cards, and exclusive deals and coupons for app users.

**Highlights:** Check availability and book appointments, Search and find group stores, Digital membership and payment card display, View来店スタンプ and リラクカード balance, Access app-exclusive coupons and deals, Receive campaign information via push notifications

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

**In-app purchases:** none


### かたぎり塾アプリ

[App page](https://appshunter.io/ios/app/id6444889803)

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

**In-app purchases:** none


## Frequently asked questions

### Is Re.Ra.Ku Group free?

Re.Ra.Ku Group is free to download, with no in-app purchases.

### Is かたぎり塾アプリ free?

かたぎり塾アプリ is free to download, with no in-app purchases.

### Do Re.Ra.Ku Group or かたぎり塾アプリ have ads?

Neither Re.Ra.Ku Group nor かたぎり塾アプリ shows ads.

### Which is updated more often, Re.Ra.Ku Group or かたぎり塾アプリ?

Re.Ra.Ku Group ships an update every 6 weeks, and かたぎり塾アプリ every 2 weeks. Most recently, Re.Ra.Ku Group was updated on September 17, 2026 and かたぎり塾アプリ on September 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.*