MERS.HK vs Parent MDM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MERS.HK
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.
- 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
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MERS.HK MERS.HK is aiming to give students and teachers the best possible user experience designed for optimal use of the e-learning resources developed by Modern Educational Research Society, Ltd (MERS). Features: ‧ Provides students and teachers with the best viewing and accessing results when they use MERS resources. ‧ Allows users to take a screenshot on which they can make notes, draw or write remarks. Screenshots can be uploaded to Camera Roll or Share to other Apps. ‧ e-Learning activities are seamlessly connected to other apps developed by MERS for effective learning. ‧ Rotation is automatically locked, in line with the content and interface design of the materials for best viewing. * Only available for e-Learning in Schools partners of MERS.
Parent MDM
This app helps parents manage their children's school and leisure activities to foster family harmony. It's designed for busy parents seeking a convenient way to stay organized.
- Child activity management
- School activity organization
- Leisure activity planning
- Family harmony focus
- Convenient for busy parents
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Parent MDM is a smart app for parents to take care of their kids for schools and leisure, thus to achieve family harmony. It is no doubt the app will be handy for smart parents who are always on the go.
Screenshots
Verdict
The clearest difference is review sentiment: MERS.HK at 40% against Parent MDM's 0%. MERS.HK also leads on update cadence (every 5 months vs every 26 months). Parent MDM's advantage is device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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, Parent MDM every 26 months. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.
| Parameter | MERS.HK | Parent MDM |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.3 (3 ratings) — better |
| Positive reviews | 40.0% of reviews — better | 0.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 5 months — better | Every 26 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 | 9.3 — better |
| Further details — not scored | ||
| Size | 2 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Modern Educational Research Society, LTD | 180c Limited |
Customer experience
MERS.HK
Parent MDM
In-app purchases
MERS.HK
No in-app purchases
Parent MDM
No in-app purchases
