# 声優養成テキスト vs 四字熟語の暗記・反復学習｜エビ四

The clearest difference is review sentiment: 四字熟語の暗記・反復学習｜エビ四 at 100% against 声優養成テキスト's 0%. 四字熟語の暗記・反復学習｜エビ四 also leads on price (Free vs $14.99) and update cadence (every 2 months vs every 9 months). 声優養成テキスト's advantage is ads (none vs shown). On in-app purchases and iOS requirement there is nothing between them.

四字熟語の暗記・反復学習｜エビ四 is free to download; 声優養成テキスト costs $14.99 up front. 声優養成テキスト sells 5 one-off in-app purchases and 四字熟語の暗記・反復学習｜エビ四 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

声優養成テキスト ships an update every 9 months, 四字熟語の暗記・反復学習｜エビ四 every 2 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 声優養成テキスト | 四字熟語の暗記・反復学習｜エビ四 |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | — | Ad-supported |
| Size | 315 MB | 13 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IAM, K.K.](https://appshunter.io/developer/609407356) | [keiji imamura](https://appshunter.io/developer/1496803101) |

## What reviewers say

### 声優養成テキスト

[App page](https://appshunter.io/ios/app/id876167890)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 声優養成テキスト（日本語の常識編） | $8.99 | one-time |
| 声優養成テキスト（演技入門編） | $8.99 | one-time |
| 声優養成テキスト（発声・発音編） | $14.99 | one-time |
| 声優養成テキスト（朗読編） | $14.99 | one-time |
| 声優養成テキスト（アフレコ編） | $14.99 | one-time |


### 四字熟語の暗記・反復学習｜エビ四

[App page](https://appshunter.io/ios/app/id1504085749)

Learn 1600 Japanese four-character idioms through engaging quizzes and a spaced repetition system. This app helps improve vocabulary and prepare for exams and general knowledge tests, incorporating proverbs and idiomatic expressions.

**Highlights:** 1600 four-character idioms included, Spaced repetition algorithm, Game-like learning, Simple and intuitive interface, Randomized quiz questions, Progress tracking for mastery

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | one-time |


## Frequently asked questions

### Is 声優養成テキスト free?

声優養成テキスト costs $14.99, and also offers in-app purchases.

### Is 四字熟語の暗記・反復学習｜エビ四 free?

四字熟語の暗記・反復学習｜エビ四 is free to download, with in-app purchases available.

### Do 声優養成テキスト or 四字熟語の暗記・反復学習｜エビ四 have ads?

四字熟語の暗記・反復学習｜エビ四 shows ads; 声優養成テキスト does not.

### Which is updated more often, 声優養成テキスト or 四字熟語の暗記・反復学習｜エビ四?

声優養成テキスト ships an update every 9 months, and 四字熟語の暗記・反復学習｜エビ四 every 2 months. Most recently, 声優養成テキスト was updated on October 22, 2026 and 四字熟語の暗記・反復学習｜エビ四 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.*