# RELAXATION SALON ＜癒し空間 Oasis＞ vs Iris公式

The clearest difference is update cadence: RELAXATION SALON ＜癒し空間 Oasis＞ at every 9 months against Iris公式's every 50 months. Iris公式's advantage is iOS requirement (12.0 vs 15.6). 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.

RELAXATION SALON ＜癒し空間 Oasis＞ ships an update every 9 months, Iris公式 every 50 months. The most recent releases landed on May 18, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | RELAXATION SALON ＜癒し空間 Oasis＞ | Iris公式 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 50 months |
| Size | 80 MB | 16 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Maki Matsuda](https://appshunter.io/developer/1545301565) | [HIROMI SATO](https://appshunter.io/developer/1631474557) |

## What reviewers say

### RELAXATION SALON ＜癒し空間 Oasis＞

[App page](https://appshunter.io/ios/app/relaxation-salon-oasis/id1545301563)

**Features:** Apple Wallet

**In-app purchases:** none


### Iris公式

[App page](https://appshunter.io/ios/app/iris/id1631474525)

**In-app purchases:** none


## Frequently asked questions

### Is RELAXATION SALON ＜癒し空間 Oasis＞ free?

RELAXATION SALON ＜癒し空間 Oasis＞ is free to download, with no in-app purchases.

### Is Iris公式 free?

Iris公式 is free to download, with no in-app purchases.

### Do RELAXATION SALON ＜癒し空間 Oasis＞ or Iris公式 have ads?

Neither RELAXATION SALON ＜癒し空間 Oasis＞ nor Iris公式 shows ads.

### Which is updated more often, RELAXATION SALON ＜癒し空間 Oasis＞ or Iris公式?

RELAXATION SALON ＜癒し空間 Oasis＞ ships an update every 9 months, and Iris公式 every 50 months. Most recently, RELAXATION SALON ＜癒し空間 Oasis＞ was updated on May 18, 2026 and Iris公式 on September 8, 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.*