# 英熟語600問チャレンジ vs 英単語・熟語

The clearest difference is update cadence: 英熟語600問チャレンジ at every 2 months against 英単語・熟語's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 英熟語600問チャレンジ sells 4 one-off in-app purchases and 英単語・熟語 sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

英熟語600問チャレンジ ships an update every 2 months, 英単語・熟語 every 4 months. The most recent releases landed on September 23, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | 英熟語600問チャレンジ | 英単語・熟語 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/id995127077/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 36.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 19 MB | 112 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Keiko Yukawa](https://appshunter.io/developer/719596665) | [Li Wang](https://appshunter.io/developer/788390771) |

## What reviewers say

### 英熟語600問チャレンジ

[App page](https://appshunter.io/ios/app/600/id880074530)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $1.99 | one-time |
| 単語帳作成数無制限 | $1.99 | one-time |
| 英熟語登録数無制限 | $1.99 | one-time |
| 英熟語の例文追加 | $2.99 | one-time |


### 英単語・熟語

[App page](https://appshunter.io/ios/app/id995127077)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $7.99 | one-time |
| 「初級」の単語と例文の発音 | $8.99 | one-time |
| 「上級」の単語と例文の発音 | $8.99 | one-time |
| 「中級」の単語と例文の発音 | $9.99 | one-time |
| 「全部」の単語と例文の発音 | $14.99 | one-time |


## Frequently asked questions

### Is 英熟語600問チャレンジ free?

英熟語600問チャレンジ is free to download, with in-app purchases available.

### Is 英単語・熟語 free?

英単語・熟語 is free to download, with in-app purchases available.

### Do 英熟語600問チャレンジ or 英単語・熟語 have ads?

Both 英熟語600問チャレンジ and 英単語・熟語 show ads.

### Which is updated more often, 英熟語600問チャレンジ or 英単語・熟語?

英熟語600問チャレンジ ships an update every 2 months, and 英単語・熟語 every 4 months. Most recently, 英熟語600問チャレンジ was updated on September 23, 2026 and 英単語・熟語 on August 31, 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.*