# 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 vs さんすう水族館

The clearest difference is update cadence: さんすう水族館 at weekly against 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話's fortnightly. 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 sells 3 one-off in-app purchases and さんすう水族館 sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 ships an update fortnightly, さんすう水族館 weekly. Both last shipped on October 8, 2026.

## The numbers

| Metric | 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 | さんすう水族館 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 217 MB | 22 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MINTFLAG Inc.](https://appshunter.io/developer/1029736801) | [Kosuke Mawatari](https://appshunter.io/developer/1489564137) |

## What reviewers say

### 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話

[App page](https://appshunter.io/ios/app/ai/id6502815512)

This app uses AI, animation, and battles to make learning English fun and effective. It covers reading, listening, writing, and speaking skills, with support for English proficiency tests up to the N2 level. Parents can monitor progress through learning reports.

**Highlights:** AI-driven adaptive learning, Anime-style story progression, Character collection and battles, Covers 4 English skills (reading, listening, writing, speaking), Supports Eiken proficiency tests (5-2級), AI English conversation practice, Progress tracking and reports

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 80モンド | $0.99 | one-time |
| 3200モンド | $17.99 | one-time |
| 5800モンド | $29.99 | one-time |


### さんすう水族館

[App page](https://appshunter.io/ios/app/id6796571918)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3けたのかず ぜんぶあそぶ | $0.99 | one-time |
| かずをかぞえる1〜10まで ぜんぶあそぶ | $0.99 | one-time |
| かずをかぞえる10〜20まで ぜんぶあそぶ | $0.99 | one-time |
| 1けたのけいさん ぜんぶあそぶ | $0.99 | one-time |
| とけい・じこくとじかん ぜんぶあそぶ | $0.99 | one-time |
| おかいもの・おつり100円と200円 ぜんぶあそぶ | $0.99 | one-time |


## Frequently asked questions

### Is 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 free?

英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 is free to download, with in-app purchases available.

### Is さんすう水族館 free?

さんすう水族館 is free to download, with in-app purchases available.

### Do 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 or さんすう水族館 have ads?

Neither 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 nor さんすう水族館 shows ads.

### Which is updated more often, 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 or さんすう水族館?

英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 ships an update fortnightly, and さんすう水族館 weekly. Most recently, 英検も！AI英語ゲーム マグナとふしぎの少女｜英単語・英会話 was updated on October 8, 2026 and さんすう水族館 on October 8, 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.*