QY STEM vs TSCINBUNY
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
TSCINBUNY
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This application phone can be connected to an embedded device (microcontroller) through Bluetooth; Help you complete wireless control of the control system; It can achieve the following functions: Control the forward direction; Including forward, backward, left and right, stop, switching function modes to execute tracking mode, obstacle avoidance mode, music playback mode, etc.
Screenshots
Verdict
QY STEM and TSCINBUNY are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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, TSCINBUNY monthly. The most recent releases landed on August 6, 2026 and September 23, 2026 respectively.
| Parameter | QY STEM | TSCINBUNY |
|---|---|---|
| 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 | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 137 MB | 55 MB |
| Age rating | 4+ | 9+ |
| Developer | 广东群宇互动科技有限公司 | 倩 吴 |
In-app purchases
QY STEM
No in-app purchases
TSCINBUNY
No in-app purchases
