# CALME あいづ 公式アプリ vs OOONAIL

CALME あいづ 公式アプリ and OOONAIL 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.

CALME あいづ 公式アプリ ships an update every 37 months, OOONAIL every 39 months. The most recent releases landed on October 1, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | CALME あいづ 公式アプリ | OOONAIL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 37 months** | Every 39 months |
| Size | 16 MB | 16 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SAORI ANAZAWA](https://appshunter.io/developer/1447876827) | [KAE KATSUTA](https://appshunter.io/developer/1490961642) |

## What reviewers say

### CALME あいづ 公式アプリ

[App page](https://appshunter.io/ios/app/calme/id1447876828)

**In-app purchases:** none


### OOONAIL

[App page](https://appshunter.io/ios/app/ooonail/id1490961643)

**In-app purchases:** none


## Frequently asked questions

### Is CALME あいづ 公式アプリ free?

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

### Is OOONAIL free?

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

### Do CALME あいづ 公式アプリ or OOONAIL have ads?

Neither CALME あいづ 公式アプリ nor OOONAIL shows ads.

### Which is updated more often, CALME あいづ 公式アプリ or OOONAIL?

CALME あいづ 公式アプリ ships an update every 37 months, and OOONAIL every 39 months. Most recently, CALME あいづ 公式アプリ was updated on October 1, 2026 and OOONAIL on October 3, 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.*