# 書寫正字 HD vs Aero Gamifies

The clearest difference is in-app purchases: 書寫正字 HD at none against Aero Gamifies's 5. 書寫正字 HD also leads on iOS requirement (8.0 vs 14.0). Aero Gamifies's advantage is update cadence (every 3 weeks vs every 23 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Aero Gamifies sells 5 one-off in-app purchases. 書寫正字 HD asks for nothing beyond the download.

書寫正字 HD ships an update every 23 months, Aero Gamifies every 3 weeks. The most recent releases landed on November 11, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | 書寫正字 HD | Aero Gamifies |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 126 MB | 1.2 GB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) | [Aerosim (HK) Ltd](https://appshunter.io/developer/1550573613) |

## What reviewers say

### 書寫正字 HD

[App page](https://appshunter.io/ios/app/hd/id1153480465)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aero Gamifies

[App page](https://appshunter.io/ios/app/aero-gamifies/id1551777175)

This educational app uses gamified learning to supplement aviation curriculum for students and teachers. It features aircraft introductions, minigames, and a typhoon simulator to enhance understanding of aviation technology.

**Highlights:** Aircraft introduction modules, Interactive minigames, Marshaller demonstration, Learning management system, Typhoon simulator

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Coins | $0.99 | one-time |
| 120 Coins | $1.99 | one-time |
| 280 Coins | $2.99 | one-time |
| 640 Coins | $5.99 | one-time |
| 1440 Coins | $12.99 | one-time |


## Frequently asked questions

### Is 書寫正字 HD free?

書寫正字 HD is free to download, with no in-app purchases.

### Is Aero Gamifies free?

Aero Gamifies is free to download, with in-app purchases available.

### Do 書寫正字 HD or Aero Gamifies have ads?

Neither 書寫正字 HD nor Aero Gamifies shows ads.

### Which is updated more often, 書寫正字 HD or Aero Gamifies?

書寫正字 HD ships an update every 23 months, and Aero Gamifies every 3 weeks. Most recently, 書寫正字 HD was updated on November 11, 2026 and Aero Gamifies on November 13, 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.*