# EMM EDB vs 四合院AR

EMM EDB and 四合院AR are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | EMM EDB | 四合院AR |
| --- | --- | --- |
| 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 5 months |
| Monetization | Free | — |
| Size | 163 MB | 817 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [香港教育電視](https://appshunter.io/developer/563107068) | [DESIGN AND CULTURAL STUDIES WORKSHOP LIMITED](https://appshunter.io/developer/1442813794) |

## 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


### 四合院AR

[App page](https://appshunter.io/ios/app/ar/id1493263543)

**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 四合院AR free?

四合院AR is free to download, with no in-app purchases.

### Do EMM EDB or 四合院AR have ads?

Neither EMM EDB nor 四合院AR shows ads.

### Which is updated more often, EMM EDB or 四合院AR?

EMM EDB ships an update every 5 months, and 四合院AR every 5 months. Most recently, EMM EDB was updated on October 5, 2026 and 四合院AR on October 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.*