# Bunsuu calculator vs 中学数学 Be Study

The clearest difference is in-app purchases: Bunsuu calculator at none against 中学数学 Be Study's 3. 中学数学 Be Study's advantage is update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 中学数学 Be Study sells 3 in-app purchases, starting at $1.99 per month. Bunsuu calculator asks for nothing beyond the download.

Bunsuu calculator ships an update every 2 months, 中学数学 Be Study fortnightly. The most recent releases landed on September 19, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Bunsuu calculator | 中学数学 Be Study |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 108 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KENTARO UME](https://appshunter.io/developer/764546905) | [Tomohito Kii](https://appshunter.io/developer/1689523321) |

## What reviewers say

### Bunsuu calculator

[App page](https://appshunter.io/ios/app/bunsuu-calculator/id1525584934)

**Features:** macOS Compatibility

**In-app purchases:** none


### 中学数学 Be Study

[App page](https://appshunter.io/ios/app/be-study/id6535654198)

This app helps students master junior high school math concepts. It offers practice in calculation, geometry, and functions, serving as a comprehensive drill and test preparation tool.

**Highlights:** Junior high school mathematics coverage, Calculation practice, Geometry lessons, Functions learning, Drill and test preparation

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly - JH Math Be Study | $1.99 | per month |
| Annual - JH Math Be Study | $14.99 | per year |
| Premium (Lifetime) | $24.99 | one-time |


## Frequently asked questions

### Is Bunsuu calculator free?

Bunsuu calculator is free to download, with no in-app purchases.

### Is 中学数学 Be Study free?

中学数学 Be Study is free to download, with in-app purchases available.

### Do Bunsuu calculator or 中学数学 Be Study have ads?

Both Bunsuu calculator and 中学数学 Be Study show ads.

### Which is updated more often, Bunsuu calculator or 中学数学 Be Study?

Bunsuu calculator ships an update every 2 months, and 中学数学 Be Study fortnightly. Most recently, Bunsuu calculator was updated on September 19, 2026 and 中学数学 Be Study on September 3, 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.*