# 英熟語センター750 vs 世界史年号問題

The clearest difference is review sentiment: 世界史年号問題 at 82% against 英熟語センター750's 35%. 世界史年号問題 also leads on update cadence (every 3 weeks vs every 7 months). 英熟語センター750's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. 世界史年号問題 sells 1 one-off in-app purchase. 英熟語センター750 asks for nothing beyond the download.

英熟語センター750 ships an update every 7 months, 世界史年号問題 every 3 weeks. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 英熟語センター750 | 世界史年号問題 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 35.0% of reviews | **82.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 104 MB | 15 MB |
| Requires iOS | **7.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [株式会社ナガセ](https://appshunter.io/developer/447743163) | [Akira Fujisawa](https://appshunter.io/developer/1533514621) |

## What reviewers say

### 英熟語センター750

[App page](https://appshunter.io/ios/app/750/id499224982)

This app helps high school students master essential English idioms for university entrance exams. It focuses on 750 frequently appearing idioms, ordered by frequency, with features for focused learning and audio review.

**Highlights:** 750 essential idioms, Ordered by exam frequency, Focused learning on unknown idioms, Audio learning for pronunciation and review, Progress tracking

**Features:** Vision Pro support

**In-app purchases:** none


### 世界史年号問題

[App page](https://appshunter.io/ios/app/id1591797286)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $4.99 | one-time |


## Frequently asked questions

### Is 英熟語センター750 free?

英熟語センター750 is free to download, with no in-app purchases.

### Is 世界史年号問題 free?

世界史年号問題 is free to download, with in-app purchases available.

### Do 英熟語センター750 or 世界史年号問題 have ads?

世界史年号問題 shows ads; 英熟語センター750 does not.

### Which is updated more often, 英熟語センター750 or 世界史年号問題?

英熟語センター750 ships an update every 7 months, and 世界史年号問題 every 3 weeks. Most recently, 英熟語センター750 was updated on September 23, 2026 and 世界史年号問題 on September 26, 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.*