# いもうとーく | 妹AIチャットアプリ vs 誤変換大戦

The clearest difference is update cadence: いもうとーく | 妹AIチャットアプリ at every 3 weeks against 誤変換大戦's every 2 months. 誤変換大戦's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. いもうとーく | 妹AIチャットアプリ sells 10 in-app purchases, starting at $9.99 per month and 誤変換大戦 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

いもうとーく | 妹AIチャットアプリ ships an update every 3 weeks, 誤変換大戦 every 2 months. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | いもうとーく | 妹AIチャットアプリ | 誤変換大戦 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/ai/id6449149386/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 52.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 207 MB | 47 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 9+ |
| Developer | [AIXIS LLC](https://appshunter.io/developer/1879493586) | [Ryuta Okura](https://appshunter.io/developer/6780463663) |

## What reviewers say

### いもうとーく | 妹AIチャットアプリ

[App page](https://appshunter.io/ios/app/ai/id6449149386)

Engage in conversations with your ideal virtual sister. Customize her appearance and personality, then chat to deepen your bond. Unlock exclusive illustrations and voice features as your relationship grows.

**Highlights:** AI-powered chat, Customizable sister appearance, Customizable sister personality, Unlockable illustrations, Voice chat features, Relationship building

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン(スタンダード) | $9.99 | per month |
| 月額プラン(プロ) | $19.99 | per month |
| 2026サマーダイヤ小 | $2.99 | one-time |
| 2026GWダイヤ小 | $2.99 | one-time |
| 2026お年玉ダイヤ小 | $2.99 | one-time |
| 追加性格セット1 - 少女・おっとり・ボーイッシュ | $5.99 | one-time |
| 2026お年玉ダイヤ中 | $19.99 | one-time |
| 2026サマーダイヤ大(SSR確定プレゼント付き) | $29.99 | one-time |
| 2026GWダイヤ大(SSR確定プレゼント付き) | $29.99 | one-time |
| 2026お年玉ダイヤ大(SSR確定プレゼント付き) | $29.99 | one-time |


### 誤変換大戦

[App page](https://appshunter.io/ios/app/id6787645238)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を除去 | $1.99 | one-time |


## Frequently asked questions

### Is いもうとーく | 妹AIチャットアプリ free?

いもうとーく | 妹AIチャットアプリ is free to download, with in-app purchases available.

### Is 誤変換大戦 free?

誤変換大戦 is free to download, with in-app purchases available.

### Do いもうとーく | 妹AIチャットアプリ or 誤変換大戦 have ads?

Both いもうとーく | 妹AIチャットアプリ and 誤変換大戦 show ads.

### Which is updated more often, いもうとーく | 妹AIチャットアプリ or 誤変換大戦?

いもうとーく | 妹AIチャットアプリ ships an update every 3 weeks, and 誤変換大戦 every 2 months. Most recently, いもうとーく | 妹AIチャットアプリ was updated on November 7, 2026 and 誤変換大戦 on November 5, 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.*