# 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 vs AI先生　英検準１級

The clearest difference is in-app purchases: AI先生　英検準１級 at none against 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2's 10. 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2's advantage is device support and iOS requirement (15.0 vs 17.6). On price there is nothing between them.

Both are free to download. 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 sells 10 in-app purchases, starting at $2.99 per month. AI先生　英検準１級 asks for nothing beyond the download.

## The numbers

| Metric | 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 | AI先生　英検準１級 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 2 weeks | — |
| Size | 225 MB | 4 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [keiji imamura](https://appshunter.io/developer/1496803101) | [reiko hori](https://appshunter.io/developer/1777370692) |

## What reviewers say

### 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2

[App page](https://appshunter.io/ios/app/2/id6503683909)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| エビ四2 サブスクリプション/月 | $2.99 | per month |
| 四字熟語 中級 コース | $0.99 | one-time |
| 漢字 初級 コース | $0.99 | one-time |
| 漢字 上級 コース | $0.99 | one-time |
| 熟語帳登録+10 | $0.99 | one-time |
| 四字熟語3コースセット | $1.99 | one-time |
| 漢字3コースセット | $1.99 | one-time |
| 殿堂入り個別リセット | $1.99 | one-time |
| 熟語帳登録+30 | $1.99 | one-time |
| 熟語帳登録+50 | $2.99 | one-time |


### AI先生　英検準１級

[App page](https://appshunter.io/ios/app/ai/id6738597035)

**In-app purchases:** none


## Frequently asked questions

### Is 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 free?

四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 is free to download, with in-app purchases available.

### Is AI先生　英検準１級 free?

AI先生　英検準１級 is free to download, with no in-app purchases.

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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.*