# 【KYUSAN】九州産業大学 vs Science Custom Keyboard

The clearest difference is update cadence: 【KYUSAN】九州産業大学 at every 2 weeks against Science Custom Keyboard's every 5 weeks. 【KYUSAN】九州産業大学 also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

【KYUSAN】九州産業大学 ships an update every 2 weeks, Science Custom Keyboard every 5 weeks. The most recent releases landed on September 14, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | 【KYUSAN】九州産業大学 | Science Custom Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Size | 21 MB | 23 MB |
| Requires iOS | 18.0 | **17.5** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NAKAMURA SANGYO GAKUEN EDUCATIONAL ASSOCIATION](https://appshunter.io/developer/702774518) | [Yoshiki Tanaka](https://appshunter.io/developer/1704249655) |

## What reviewers say

### 【KYUSAN】九州産業大学

[App page](https://appshunter.io/ios/app/kyusan/id702774515)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### Science Custom Keyboard

[App page](https://appshunter.io/ios/app/science-custom-keyboard/id6463341508)

**In-app purchases:** none


## Frequently asked questions

### Is 【KYUSAN】九州産業大学 free?

【KYUSAN】九州産業大学 is free to download, with no in-app purchases.

### Is Science Custom Keyboard free?

Science Custom Keyboard is free to download, with no in-app purchases.

### Do 【KYUSAN】九州産業大学 or Science Custom Keyboard have ads?

Neither 【KYUSAN】九州産業大学 nor Science Custom Keyboard shows ads.

### Which is updated more often, 【KYUSAN】九州産業大学 or Science Custom Keyboard?

【KYUSAN】九州産業大学 ships an update every 2 weeks, and Science Custom Keyboard every 5 weeks. Most recently, 【KYUSAN】九州産業大学 was updated on September 14, 2026 and Science Custom Keyboard on May 17, 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.*