# 習熟！高校受験英語 vs 成語idiom

The clearest difference is in-app purchases: 成語idiom at none against 習熟！高校受験英語's 1. 成語idiom also leads on device support. 習熟！高校受験英語's advantage is iOS requirement (14.0 vs 16.6). On price there is nothing between them.

Both are free to download. 習熟！高校受験英語 sells 1 in-app purchase, starting at $2.99 per month. 成語idiom asks for nothing beyond the download.

## The numbers

| Metric | 習熟！高校受験英語 | 成語idiom |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 138 MB | 2 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | — | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Motoki Takata](https://appshunter.io/developer/1621307537) | [Kumiko Hirobe](https://appshunter.io/developer/642098115) |

## What reviewers say

### 習熟！高校受験英語

[App page](https://appshunter.io/ios/app/id6743346014)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の非表示 | $2.99 | per month |


### 成語idiom

[App page](https://appshunter.io/ios/app/idiom/id6758257270)

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

**In-app purchases:** none


## Frequently asked questions

### Is 習熟！高校受験英語 free?

習熟！高校受験英語 is free to download, with in-app purchases available.

### Is 成語idiom free?

成語idiom 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.*