# Challenge English中高アプリ vs AI大学コーチ 国語

The clearest difference is in-app purchases: Challenge English中高アプリ at none against AI大学コーチ 国語's 2. Challenge English中高アプリ also leads on iOS requirement (13.0 vs 15.1). AI大学コーチ 国語's advantage is update cadence (every 10 days vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. AI大学コーチ 国語 sells 2 in-app purchases, starting at $2.99 per month. Challenge English中高アプリ asks for nothing beyond the download.

Challenge English中高アプリ ships an update every 8 months, AI大学コーチ 国語 every 10 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Challenge English中高アプリ | AI大学コーチ 国語 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/challenge-english/id1455439223/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 36.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 43 MB | 45 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Benesse Corporation](https://appshunter.io/developer/381219440) | [Burning Tribe](https://appshunter.io/developer/1888072646) |

## What reviewers say

### Challenge English中高アプリ

[App page](https://appshunter.io/ios/app/challenge-english/id1455439223)

This app offers personalized English learning based on your proficiency level and target English proficiency tests. It provides training for listening, speaking, reading, and writing, along with vocabulary and grammar exercises tailored to your goals. Requires a contract with a Benesse service to use.

**Highlights:** Personalized learning paths, Target English proficiency test goals, Four skills training (listening, speaking, reading, writing), Vocabulary and grammar training, Mac OS version available

**In-app purchases:** none


### AI大学コーチ 国語

[App page](https://appshunter.io/ios/app/ai/id6797513021)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（月額） | $2.99 | per month |
| プレミアム（年額） | $29.99 | per year |


## Frequently asked questions

### Is Challenge English中高アプリ free?

Challenge English中高アプリ is free to download, with no in-app purchases.

### Is AI大学コーチ 国語 free?

AI大学コーチ 国語 is free to download, with in-app purchases available.

### Do Challenge English中高アプリ or AI大学コーチ 国語 have ads?

Neither Challenge English中高アプリ nor AI大学コーチ 国語 shows ads.

### Which is updated more often, Challenge English中高アプリ or AI大学コーチ 国語?

Challenge English中高アプリ ships an update every 8 months, and AI大学コーチ 国語 every 10 days. Most recently, Challenge English中高アプリ was updated on October 14, 2026 and AI大学コーチ 国語 on October 10, 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.*