# ARUM　公式アプリ vs プライベートサロン grace　公式アプリ

ARUM　公式アプリ and プライベートサロン grace　公式アプリ are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ARUM　公式アプリ ships an update every 39 months, プライベートサロン grace　公式アプリ every 38 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ARUM　公式アプリ | プライベートサロン grace　公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 38 months** |
| Size | 19 MB | 19 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MAKI MUTOU](https://appshunter.io/developer/1628714807) | [MIKA KOYAMADA](https://appshunter.io/developer/1644262248) |

## What reviewers say

### ARUM　公式アプリ

[App page](https://appshunter.io/ios/app/arum/id1628714804)

**In-app purchases:** none


### プライベートサロン grace　公式アプリ

[App page](https://appshunter.io/ios/app/grace/id1644262246)

**In-app purchases:** none


## Frequently asked questions

### Is ARUM　公式アプリ free?

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

### Is プライベートサロン grace　公式アプリ free?

プライベートサロン grace　公式アプリ is free to download, with no in-app purchases.

### Do ARUM　公式アプリ or プライベートサロン grace　公式アプリ have ads?

Neither ARUM　公式アプリ nor プライベートサロン grace　公式アプリ shows ads.

### Which is updated more often, ARUM　公式アプリ or プライベートサロン grace　公式アプリ?

ARUM　公式アプリ ships an update every 39 months, and プライベートサロン grace　公式アプリ every 38 months. Most recently, ARUM　公式アプリ was updated on October 27, 2026 and プライベートサロン grace　公式アプリ on October 30, 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.*