# ホイッスル vs 君に決めた

The clearest difference is in-app purchases: 君に決めた at none against ホイッスル's 2. 君に決めた also leads on iOS requirement (12.0 vs 15.0). ホイッスル's advantage is device support. On price there is nothing between them.

Both are free to download. ホイッスル sells 2 in-app purchases, starting at $1.99 per month. 君に決めた asks for nothing beyond the download.

## The numbers

| Metric | ホイッスル | 君に決めた |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 10 days | — |
| Size | 14 MB | 55 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Naoki Yahata](https://appshunter.io/developer/1590150102) | [PRiSM Lab LLC (Japan)](https://appshunter.io/developer/1615696712) |

## What reviewers say

### ホイッスル

[App page](https://appshunter.io/ios/app/id6447121017)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | per month |
| プレミアムプラン | $5.99 | per year |


### 君に決めた

[App page](https://appshunter.io/ios/app/id6529524250)

**In-app purchases:** none


## Frequently asked questions

### Is ホイッスル free?

ホイッスル is free to download, with in-app purchases available.

### Is 君に決めた free?

君に決めた is free to download, with no in-app purchases.

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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.*