# QY STEM vs Kingz MG

The clearest difference is update cadence: QY STEM at every 6 weeks against Kingz MG's every 3 months. QY STEM also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

QY STEM ships an update every 6 weeks, Kingz MG every 3 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | QY STEM | Kingz MG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/qy-stem/id6444227932/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 137 MB | 50 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [广东群宇互动科技有限公司](https://appshunter.io/developer/1019985641) | [Hang Ping Li](https://appshunter.io/developer/1705386131) |

## What reviewers say

### QY STEM

[App page](https://appshunter.io/ios/app/qy-stem/id6444227932)

This offline programming application is designed for competitive programming. It offers a dedicated environment for users to practice and prepare for coding competitions.

**Highlights:** Offline programming environment, Competition preparation, Dedicated coding practice, Supports multiple devices

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

**In-app purchases:** none


### Kingz MG

[App page](https://appshunter.io/ios/app/kingz-mg/id6468183828)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QY STEM free?

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

### Is Kingz MG free?

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

### Do QY STEM or Kingz MG have ads?

Neither QY STEM nor Kingz MG shows ads.

### Which is updated more often, QY STEM or Kingz MG?

QY STEM ships an update every 6 weeks, and Kingz MG every 3 months. Most recently, QY STEM was updated on October 24, 2026 and Kingz MG on October 18, 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.*