# EMM EDB vs 書寫正字 HD

The clearest difference is update cadence: EMM EDB at every 5 months against 書寫正字 HD's every 23 months. EMM EDB also leads on device support (3 vs 1). 書寫正字 HD's advantage is iOS requirement (8.0 vs 15.0). On price, ads and in-app purchases there is nothing between them.

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

EMM EDB ships an update every 5 months, 書寫正字 HD every 23 months. The most recent releases landed on October 21, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | EMM EDB | 書寫正字 HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/emm-edb/id563107065/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 23 months |
| Monetization | Free | — |
| Size | 163 MB | 126 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [香港教育電視](https://appshunter.io/developer/563107068) | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) |

## What reviewers say

### EMM EDB

[App page](https://appshunter.io/ios/app/emm-edb/id563107065)

This app offers a rich collection of educational multimedia resources, including videos, animations, and picture books, designed to support learning for kindergarten, primary, and secondary students and teachers. Resources are aligned with the school curriculum and aim to enrich the learning experience and facilitate teaching activities.

**Highlights:** Theme-based short videos, Multi-ending micro movies, Animations and nursery rhymes, Picture books and sound tracks, Curriculum-aligned resources, Informational videos for parents and teachers

**Features:** macOS Compatibility

**In-app purchases:** none


### 書寫正字 HD

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EMM EDB free?

EMM EDB is free to download, with no in-app purchases.

### Is 書寫正字 HD free?

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

### Do EMM EDB or 書寫正字 HD have ads?

Neither EMM EDB nor 書寫正字 HD shows ads.

### Which is updated more often, EMM EDB or 書寫正字 HD?

EMM EDB ships an update every 5 months, and 書寫正字 HD every 23 months. Most recently, EMM EDB was updated on October 21, 2026 and 書寫正字 HD on October 26, 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.*