# ぐるぐる ZEISS IV型 vs 中学漢字 Be Study

The clearest difference is in-app purchases: ぐるぐる ZEISS IV型 at none against 中学漢字 Be Study's 3. ぐるぐる ZEISS IV型 also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). 中学漢字 Be Study's advantage is update cadence (every 3 weeks vs every 8 months). On price and device support there is nothing between them.

Both are free to download. 中学漢字 Be Study sells 3 in-app purchases, starting at $1.99 per month. ぐるぐる ZEISS IV型 asks for nothing beyond the download.

ぐるぐる ZEISS IV型 ships an update every 8 months, 中学漢字 Be Study every 3 weeks. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ぐるぐる ZEISS IV型 | 中学漢字 Be Study |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 188 MB | 109 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IMAGE FACTORY CO., LTD.](https://appshunter.io/developer/882653089) | [Tomohito Kii](https://appshunter.io/developer/1689523321) |

## What reviewers say

### ぐるぐる ZEISS IV型

[App page](https://appshunter.io/ios/app/zeiss-iv/id6456451720)

**In-app purchases:** none


### 中学漢字 Be Study

[App page](https://appshunter.io/ios/app/be-study/id6714472898)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly - JH Kanji Be Study | $1.99 | per month |
| Annual - JH Kanji Be Study | $14.99 | per year |
| Premium (Lifetime) | $29.99 | one-time |


## Frequently asked questions

### Is ぐるぐる ZEISS IV型 free?

ぐるぐる ZEISS IV型 is free to download, with no in-app purchases.

### Is 中学漢字 Be Study free?

中学漢字 Be Study is free to download, with in-app purchases available.

### Do ぐるぐる ZEISS IV型 or 中学漢字 Be Study have ads?

中学漢字 Be Study shows ads; ぐるぐる ZEISS IV型 does not.

### Which is updated more often, ぐるぐる ZEISS IV型 or 中学漢字 Be Study?

ぐるぐる ZEISS IV型 ships an update every 8 months, and 中学漢字 Be Study every 3 weeks. Most recently, ぐるぐる ZEISS IV型 was updated on October 15, 2026 and 中学漢字 Be Study on October 6, 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.*