# SPI 漢字(3) vs 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2

The clearest difference is in-app purchases: SPI 漢字(3) at none against 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2's 10. SPI 漢字(3) also leads on iOS requirement (13.0 vs 15.0). 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 sells 10 in-app purchases, starting at $2.99 per month. SPI 漢字(3) asks for nothing beyond the download.

SPI 漢字(3) ships an update every 3 months, 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 every 2 weeks. The most recent releases landed on August 22, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SPI 漢字(3) | 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 5 MB | 225 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [koji kamogawa](https://appshunter.io/developer/1488210713) | [keiji imamura](https://appshunter.io/developer/1496803101) |

## What reviewers say

### SPI 漢字(3)

[App page](https://appshunter.io/ios/app/spi-3/id1530707991)

**Features:** macOS Compatibility

**In-app purchases:** none


### 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2

[App page](https://appshunter.io/ios/app/2/id6503683909)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| エビ四2 サブスクリプション/月 | $2.99 | per month |
| 四字熟語 中級 コース | $0.99 | one-time |
| 漢字 初級 コース | $0.99 | one-time |
| 漢字 上級 コース | $0.99 | one-time |
| 熟語帳登録+10 | $0.99 | one-time |
| 四字熟語3コースセット | $1.99 | one-time |
| 漢字3コースセット | $1.99 | one-time |
| 殿堂入り個別リセット | $1.99 | one-time |
| 熟語帳登録+30 | $1.99 | one-time |
| 熟語帳登録+50 | $2.99 | one-time |


## Frequently asked questions

### Is SPI 漢字(3) free?

SPI 漢字(3) is free to download, with no in-app purchases.

### Is 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 free?

四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 is free to download, with in-app purchases available.

### Do SPI 漢字(3) or 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 have ads?

Both SPI 漢字(3) and 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 show ads.

### Which is updated more often, SPI 漢字(3) or 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2?

SPI 漢字(3) ships an update every 3 months, and 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 every 2 weeks. Most recently, SPI 漢字(3) was updated on August 22, 2026 and 四字熟語クイズで暗記 高校受験・大学受験対策 エビ四2 on September 19, 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.*