# 教開eTEXT vs しゃかいのべんきょう

The clearest difference is in-app purchases: 教開eTEXT at none against しゃかいのべんきょう's 1. 教開eTEXT also leads on ads (none vs shown) and device support (3 vs 1). しゃかいのべんきょう's advantage is update cadence (every 8 days vs every 22 months). On price there is nothing between them.

Both are free to download. しゃかいのべんきょう sells 1 one-off in-app purchase. 教開eTEXT asks for nothing beyond the download.

教開eTEXT ships an update every 22 months, しゃかいのべんきょう every 8 days. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 教開eTEXT | しゃかいのべんきょう |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 22 months | **Every 8 days** |
| Size | 15 MB | 8 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KYOUIKU KAIHATSU SHUPPAN CO.,LTD.](https://appshunter.io/developer/975441059) | [Kinicy](https://appshunter.io/developer/366096366) |

## What reviewers say

### 教開eTEXT

[App page](https://appshunter.io/ios/app/etext/id1464409728)

**Features:** macOS Compatibility

**In-app purchases:** none


### しゃかいのべんきょう

[App page](https://appshunter.io/ios/app/id6785793273)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro（すべての形式） | $2.99 | one-time |


## Frequently asked questions

### Is 教開eTEXT free?

教開eTEXT is free to download, with no in-app purchases.

### Is しゃかいのべんきょう free?

しゃかいのべんきょう is free to download, with in-app purchases available.

### Do 教開eTEXT or しゃかいのべんきょう have ads?

しゃかいのべんきょう shows ads; 教開eTEXT does not.

### Which is updated more often, 教開eTEXT or しゃかいのべんきょう?

教開eTEXT ships an update every 22 months, and しゃかいのべんきょう every 8 days. Most recently, 教開eTEXT was updated on October 20, 2026 and しゃかいのべんきょう on October 25, 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.*