# MERS.HK vs EMM EDB

The clearest difference is review sentiment: MERS.HK at 40% against EMM EDB's 27%. MERS.HK also leads on iOS requirement (10.0 vs 15.0). EMM EDB's advantage is device support (3 vs 1). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | MERS.HK | EMM EDB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/emm-edb/id563107065/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **40.0% of reviews** | 27.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | Every 5 months |
| Monetization | Free | Free |
| Size | 2 MB | 163 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) | [香港教育電視](https://appshunter.io/developer/563107068) |

## What reviewers say

### MERS.HK

[App page](https://appshunter.io/ios/app/mershk/id555592128)

This app provides students and teachers with an optimized experience for accessing and interacting with e-learning resources. Users can annotate screenshots, seamlessly connect with other educational tools, and enjoy a locked rotation for comfortable viewing.

**Highlights:** Optimized viewing and access to e-learning resources, Screenshot annotation and sharing, Seamless integration with other MERS apps, Automatic rotation lock for comfortable use, Designed for MERS e-Learning in Schools partners

**In-app purchases:** none


### 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


## Frequently asked questions

### Is MERS.HK free?

MERS.HK is free to download, with no in-app purchases.

### Is EMM EDB free?

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

### Do MERS.HK or EMM EDB have ads?

Neither MERS.HK nor EMM EDB shows ads.

### Which is updated more often, MERS.HK or EMM EDB?

MERS.HK ships an update every 5 months, and EMM EDB every 5 months. Most recently, MERS.HK was updated on October 10, 2026 and EMM EDB 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.*