# 中学理科 Be Study vs 瞬速！偏差値計算

The clearest difference is price: 中学理科 Be Study at Free against 瞬速！偏差値計算's $2.99. 中学理科 Be Study also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (15.0 vs 17.0). 瞬速！偏差値計算's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

中学理科 Be Study is free to download; 瞬速！偏差値計算 costs $2.99 up front. 中学理科 Be Study sells 3 in-app purchases, starting at $1.99 per month. 瞬速！偏差値計算 asks for nothing beyond the download.

中学理科 Be Study ships an update every 3 weeks, 瞬速！偏差値計算 every 3 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 中学理科 Be Study | 瞬速！偏差値計算 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 111 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tomohito Kii](https://appshunter.io/developer/1689523321) | [Shun Isayama](https://appshunter.io/developer/1578976556) |

## What reviewers say

### 中学理科 Be Study

[App page](https://appshunter.io/ios/app/be-study/id6670769894)

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

**In-app purchases (3)**

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


### 瞬速！偏差値計算

[App page](https://appshunter.io/ios/app/id6737159791)

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

**In-app purchases:** none


## Frequently asked questions

### Is 中学理科 Be Study free?

中学理科 Be Study is free to download, with in-app purchases available.

### Is 瞬速！偏差値計算 free?

瞬速！偏差値計算 costs $2.99, with no in-app purchases.

### Do 中学理科 Be Study or 瞬速！偏差値計算 have ads?

中学理科 Be Study shows ads; 瞬速！偏差値計算 does not.

### Which is updated more often, 中学理科 Be Study or 瞬速！偏差値計算?

中学理科 Be Study ships an update every 3 weeks, and 瞬速！偏差値計算 every 3 months. Most recently, 中学理科 Be Study was updated on October 6, 2026 and 瞬速！偏差値計算 on October 5, 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.*