# UMRC vs DSEDJ

The clearest difference is iOS requirement: UMRC at 11.0 against DSEDJ's 16.6. 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 3 months. The most recent releases landed on September 13, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | UMRC | DSEDJ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 31 MB | 42 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [A-Cube Cultural & Creative Company Limited](https://appshunter.io/developer/1446518192) | [教育及青年發展局 Direcção dos Serviços de Educação e de Desenvolvimento da Juventude](https://appshunter.io/developer/1549442055) |

## What reviewers say

### UMRC

[App page](https://appshunter.io/ios/app/umrc/id1420124159)

**Features:** macOS Compatibility

**In-app purchases:** none


### DSEDJ

[App page](https://appshunter.io/ios/app/dsedj/id1549442053)

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

**In-app purchases:** none


## Frequently asked questions

### Is UMRC free?

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

### Is DSEDJ free?

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

### Do UMRC or DSEDJ have ads?

Neither UMRC nor DSEDJ shows ads.

### Which is updated more often, UMRC or DSEDJ?

UMRC ships an update every 3 months, and DSEDJ every 3 months. Most recently, UMRC was updated on September 13, 2026 and DSEDJ on September 8, 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.*