# イオンモバイル速度切り替え vs Plain｜騒音を検知して環境音を自動再生

The clearest difference is update cadence: Plain｜騒音を検知して環境音を自動再生 at weekly against イオンモバイル速度切り替え's every 5 months. イオンモバイル速度切り替え's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.2). On price, ads and in-app purchases there is nothing between them.

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

イオンモバイル速度切り替え ships an update every 5 months, Plain｜騒音を検知して環境音を自動再生 weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | イオンモバイル速度切り替え | Plain｜騒音を検知して環境音を自動再生 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Size | 35 MB | 12 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AEON RETAIL Co.,Ltd](https://appshunter.io/developer/573506173) | [KIICHI STUDIO](https://appshunter.io/developer/1855811809) |

## What reviewers say

### イオンモバイル速度切り替え

[App page](https://appshunter.io/ios/app/id1266263581)

**In-app purchases:** none


### Plain｜騒音を検知して環境音を自動再生

[App page](https://appshunter.io/ios/app/plain/id6761727598)

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

**In-app purchases:** none


## Frequently asked questions

### Is イオンモバイル速度切り替え free?

イオンモバイル速度切り替え is free to download, with no in-app purchases.

### Is Plain｜騒音を検知して環境音を自動再生 free?

Plain｜騒音を検知して環境音を自動再生 is free to download, with no in-app purchases.

### Do イオンモバイル速度切り替え or Plain｜騒音を検知して環境音を自動再生 have ads?

Neither イオンモバイル速度切り替え nor Plain｜騒音を検知して環境音を自動再生 shows ads.

### Which is updated more often, イオンモバイル速度切り替え or Plain｜騒音を検知して環境音を自動再生?

イオンモバイル速度切り替え ships an update every 5 months, and Plain｜騒音を検知して環境音を自動再生 weekly. Most recently, イオンモバイル速度切り替え was updated on November 3, 2026 and Plain｜騒音を検知して環境音を自動再生 on October 31, 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.*