# MERS.HK vs EduDX Teacher

The clearest difference is update cadence: EduDX Teacher at every 8 days against MERS.HK's every 5 months. EduDX Teacher also leads on device support (3 vs 1). MERS.HK's advantage is iOS requirement (10.0 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.

MERS.HK ships an update every 5 months, EduDX Teacher every 8 days. The most recent releases landed on October 10, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | MERS.HK | EduDX Teacher |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 2 MB | 298 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) | [Active Learning Solutions Limited](https://appshunter.io/developer/1183259428) |

## 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


### EduDX Teacher

[App page](https://appshunter.io/ios/app/edudx-teacher/id1297912153)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MERS.HK free?

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

### Is EduDX Teacher free?

EduDX Teacher is free to download, with no in-app purchases.

### Do MERS.HK or EduDX Teacher have ads?

Neither MERS.HK nor EduDX Teacher shows ads.

### Which is updated more often, MERS.HK or EduDX Teacher?

MERS.HK ships an update every 5 months, and EduDX Teacher every 8 days. Most recently, MERS.HK was updated on October 10, 2026 and EduDX Teacher on October 29, 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.*