# 英熟語600問チャレンジ vs 究極英単語！TOEIC®必須英単語・熟語

The clearest difference is update cadence: 英熟語600問チャレンジ at every 6 weeks against 究極英単語！TOEIC®必須英単語・熟語's every 3 months. 究極英単語！TOEIC®必須英単語・熟語's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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 究極英単語！TOEIC®必須英単語・熟語 sells 1 one-off in-app purchase. 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 6 weeks, 究極英単語！TOEIC®必須英単語・熟語 every 3 months. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 英熟語600問チャレンジ | 究極英単語！TOEIC®必須英単語・熟語 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/toeic/id1370743490/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 109 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Keiko Yukawa](https://appshunter.io/developer/719596665) | [Wisdom Technology Inc.](https://appshunter.io/developer/1281873094) |

## 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 |


### 究極英単語！TOEIC®必須英単語・熟語

[App page](https://appshunter.io/ios/app/toeic/id1370743490)

This app helps users master TOEIC essential vocabulary and phrases through efficient learning methods. It offers diverse question formats, personalized content creation, and listening practice to improve vocabulary for high scores.

**Highlights:** Spaced repetition for efficient learning, Diverse question formats (multiple choice, quiz, listening, fill-in-the-blank), Create custom study materials with images, comments, and audio, Listen and learn with playback player, One-tap word search and add to study list, Track learning progress and identify weak areas

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | 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 究極英単語！TOEIC®必須英単語・熟語 free?

究極英単語！TOEIC®必須英単語・熟語 is free to download, with in-app purchases available.

### Do 英熟語600問チャレンジ or 究極英単語！TOEIC®必須英単語・熟語 have ads?

Both 英熟語600問チャレンジ and 究極英単語！TOEIC®必須英単語・熟語 show ads.

### Which is updated more often, 英熟語600問チャレンジ or 究極英単語！TOEIC®必須英単語・熟語?

英熟語600問チャレンジ ships an update every 6 weeks, and 究極英単語！TOEIC®必須英単語・熟語 every 3 months. Most recently, 英熟語600問チャレンジ was updated on October 9, 2026 and 究極英単語！TOEIC®必須英単語・熟語 on October 3, 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.*