Forange vs QY STEM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Forange
This app allows users to control Bluetooth-enabled building block robots through various modes. It supports remote control, programming, gyroscope input, path drawing, and voice commands for interactive play.
- Remote control via joystick
- Visual programming interface
- Gyroscope control
- Path drawing for movement
- Voice command operation
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Forange 是一款蓝牙积木遥控器APP APP支持多个系列的模块 积木APP玩法有多种模式， 遥控模式， 手机端人为通过界面摇杆操控蓝牙车运动 编程模式，通过界面编程控制蓝牙小车 陀螺仪模式，使用手机的陀螺仪控制蓝牙小车 路径模式，控制小车按照用户在画的形状运动 语音模式 语音命令控制小车
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
Screenshots
Verdict
The clearest difference is update cadence: Forange at every 5 days against QY STEM's every 6 weeks. On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 1.0 for Forange against 1.0 for QY STEM. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Forange ships an update every 5 days, QY STEM every 6 weeks. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.
| Parameter | Forange | QY STEM |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 1.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 5 days — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 26 MB | 137 MB |
| Age rating | 4+ | 4+ |
| Developer | 植川 马 | 广东群宇互动科技有限公司 |
Customer experience
Forange
QY STEM
In-app purchases
Forange
No in-app purchases
QY STEM
No in-app purchases
