# ひらがな・カタカナ　問題ドリル vs 学研　もじ・かず・ちえ　幼児知育アプリ

The clearest difference is in-app purchases: ひらがな・カタカナ　問題ドリル at none against 学研　もじ・かず・ちえ　幼児知育アプリ's 3. ひらがな・カタカナ　問題ドリル also leads on update cadence (every 5 months vs every 18 months) and iOS requirement (16.0 vs 18.0). 学研　もじ・かず・ちえ　幼児知育アプリ's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. 学研　もじ・かず・ちえ　幼児知育アプリ sells 3 one-off in-app purchases. ひらがな・カタカナ　問題ドリル asks for nothing beyond the download.

ひらがな・カタカナ　問題ドリル ships an update every 5 months, 学研　もじ・かず・ちえ　幼児知育アプリ every 18 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ひらがな・カタカナ　問題ドリル | 学研　もじ・かず・ちえ　幼児知育アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 months** | Every 18 months |
| Size | 23 MB | 712 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [フロンティア システム ソリューションズ](https://appshunter.io/developer/553421631) | [Gakken CO.,LTD](https://appshunter.io/developer/294791161) |

## What reviewers say

### ひらがな・カタカナ　問題ドリル

[App page](https://appshunter.io/ios/app/id1444600479)

**In-app purchases:** none


### 学研　もじ・かず・ちえ　幼児知育アプリ

[App page](https://appshunter.io/ios/app/id6444698979)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 学研の幼児ワーク　できるかな３歳フルバージョン | $3.99 | one-time |
| 学研の幼児ワーク　できるかな５歳フルバージョン | $3.99 | one-time |
| 学研の幼児ワーク　できるかな４歳フルバージョン | $3.99 | one-time |


## Frequently asked questions

### Is ひらがな・カタカナ　問題ドリル free?

ひらがな・カタカナ　問題ドリル is free to download, with no in-app purchases.

### Is 学研　もじ・かず・ちえ　幼児知育アプリ free?

学研　もじ・かず・ちえ　幼児知育アプリ is free to download, with in-app purchases available.

### Do ひらがな・カタカナ　問題ドリル or 学研　もじ・かず・ちえ　幼児知育アプリ have ads?

ひらがな・カタカナ　問題ドリル shows ads; 学研　もじ・かず・ちえ　幼児知育アプリ does not.

### Which is updated more often, ひらがな・カタカナ　問題ドリル or 学研　もじ・かず・ちえ　幼児知育アプリ?

ひらがな・カタカナ　問題ドリル ships an update every 5 months, and 学研　もじ・かず・ちえ　幼児知育アプリ every 18 months. Most recently, ひらがな・カタカナ　問題ドリル was updated on October 16, 2026 and 学研　もじ・かず・ちえ　幼児知育アプリ on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*