# 四字熟語 vs 毎日１０問！四字熟語トレーニング

The clearest difference is update cadence: 毎日１０問！四字熟語トレーニング at every 6 weeks against 四字熟語's every 6 months. 毎日１０問！四字熟語トレーニング also leads on rating (5.0 vs 4.7) and iOS requirement (15.6 vs 17.0). 四字熟語's advantage is ratings volume (11 vs 2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 四字熟語 sells 1 one-off in-app purchase and 毎日１０問！四字熟語トレーニング sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

毎日１０問！四字熟語トレーニング holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: 四字熟語 has 11 ratings behind it against 2, so its average is the more settled of the two.

四字熟語 ships an update every 6 months, 毎日１０問！四字熟語トレーニング every 6 weeks. The most recent releases landed on August 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 四字熟語 | 毎日１０問！四字熟語トレーニング |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (11 ratings)](https://appshunter.io/ios/app/1000/id521600970/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id933614651/reviews)** |
| Number of ratings | **11** | 2 |
| Positive reviews | — | 82.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Ad-supported | — |
| Size | 66 MB | 20 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [StudySwitch, Inc.](https://appshunter.io/developer/1368900403) | [Keiko Yukawa](https://appshunter.io/developer/719596665) |

## What reviewers say

### 四字熟語

[App page](https://appshunter.io/ios/app/1000/id521600970)

Test your knowledge of Japanese four-character idioms with this handwriting-based quiz. It features 1000 questions across six difficulty levels, suitable for learners from elementary school to advanced enthusiasts. Aim to master all the idioms and improve your Kanji skills.

**Highlights:** Handwriting input for Kanji, 1000 questions on four-character idioms, Six difficulty levels, Suitable for all ages, Progress tracking, Error reporting

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を非表示にする | $2.99 | one-time |


### 毎日１０問！四字熟語トレーニング

[App page](https://appshunter.io/ios/app/id933614651)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告表示削除 | $1.99 | one-time |
| 単語帳作成数無制限 | $1.99 | one-time |
| 四字熟語登録数無制限 | $1.99 | one-time |


## Frequently asked questions

### Is 四字熟語 free?

四字熟語 is free to download, with in-app purchases available.

### Is 毎日１０問！四字熟語トレーニング free?

毎日１０問！四字熟語トレーニング is free to download, with in-app purchases available.

### Which has better reviews, 四字熟語 or 毎日１０問！四字熟語トレーニング?

毎日１０問！四字熟語トレーニング is rated higher. 四字熟語 averages 4.7 out of 5 from 11 ratings, while 毎日１０問！四字熟語トレーニング averages 5.0 from 2 ratings.

### Do 四字熟語 or 毎日１０問！四字熟語トレーニング have ads?

Both 四字熟語 and 毎日１０問！四字熟語トレーニング show ads.

### Which is updated more often, 四字熟語 or 毎日１０問！四字熟語トレーニング?

四字熟語 ships an update every 6 months, and 毎日１０問！四字熟語トレーニング every 6 weeks. Most recently, 四字熟語 was updated on August 13, 2026 and 毎日１０問！四字熟語トレーニング on October 24, 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.*