# iHDジャパン公式アプリ vs うちのデグー

The clearest difference is in-app purchases: iHDジャパン公式アプリ at none against うちのデグー's 1. iHDジャパン公式アプリ also leads on ads (none vs shown) and iOS requirement (14.0 vs 17.0). うちのデグー's advantage is update cadence (fortnightly vs every 31 months). On price and device support there is nothing between them.

Both are free to download. うちのデグー sells 1 one-off in-app purchase. iHDジャパン公式アプリ asks for nothing beyond the download.

iHDジャパン公式アプリ ships an update every 31 months, うちのデグー fortnightly. The most recent releases landed on October 14, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | iHDジャパン公式アプリ | うちのデグー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 31 months | **Fortnightly** |
| Size | 77 MB | 19 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AIHO-RUDHINGUSUJAPAN K.K.](https://appshunter.io/developer/1680666979) | [Yutarou Nagano](https://appshunter.io/developer/6784878764) |

## What reviewers say

### iHDジャパン公式アプリ

[App page](https://appshunter.io/ios/app/ihd/id6447232915)

**In-app purchases:** none


### うちのデグー

[App page](https://appshunter.io/ios/app/id6784878762)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（すべて解放） | $2.99 | one-time |


## Frequently asked questions

### Is iHDジャパン公式アプリ free?

iHDジャパン公式アプリ is free to download, with no in-app purchases.

### Is うちのデグー free?

うちのデグー is free to download, with in-app purchases available.

### Do iHDジャパン公式アプリ or うちのデグー have ads?

うちのデグー shows ads; iHDジャパン公式アプリ does not.

### Which is updated more often, iHDジャパン公式アプリ or うちのデグー?

iHDジャパン公式アプリ ships an update every 31 months, and うちのデグー fortnightly. Most recently, iHDジャパン公式アプリ was updated on October 14, 2026 and うちのデグー on October 23, 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.*