QY STEM vs Kingz MG
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QY STEM
This offline programming application is designed for competitive programming. It offers a dedicated environment for users to practice and prepare for coding competitions.
- Offline programming environment
- Competition preparation
- Dedicated coding practice
- Supports multiple devices
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QY-STEM is a dedicated offline programming APP for competition
Kingz MG
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We are a motorcycle group and have no agenda other than promoting riding motorcycles, improving the "biker image". The Brotherhood strives to maintain common courtesy among all bikers and we keeping that tradition alive and well. We are all about getting together with our brothers and friends, riding in peace, getting some wind, having fun and enjoying the ride and freedom. . We wear a large patch on our back and a small patch on the front upper left side of our vest. Our patches are bought not earned We respect all of the other MCs/MGs and the patches they wear. We ride for charity, support local fundraisers and events. . We support the independent biker community, friends, neighbors and local businesses. We are brothers of the road and no one is left behind. . We are Bikers for Bikers and understand the true meaning of Brotherhood. We are not out to cause any trouble but to have a good time, get our saddle time in and enjoy the company of old and new friends, brothers or new kids on the block. We try to make everyone feel welcome and at home. We are very family oriented and treat everyone as brothers . It doesn't matter if you are male or female, your nationality or your religion . To us "BROTHERHOOD" means just what it stands for. We care about our brothers and those who ride with us. . WE ARE KINGZ MG. 11MG RIDE | RESPECT "TO THE BONE"
Screenshots
Verdict
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.
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.
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.
| Parameter | QY STEM | Kingz MG |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 137 MB | 50 MB |
| Age rating | 4+ | 17+ |
| Developer | 广东群宇互动科技有限公司 | Hang Ping Li |
In-app purchases
QY STEM
No in-app purchases
Kingz MG
No in-app purchases
