keyes arm vs YahBoomCam
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
keyes arm
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这是一个用于控制keyestudio的4自由度机械臂的蓝牙4.0 APP
YahBoomCam
Connect your phone to an ESP32 camera to view the live feed. Send commands to control camera orientation, servo motors, and vehicle movement.
- ESP32 camera connection
- Live video feed viewing
- Horizontal/vertical flip control
- Servo motor command sending
- Vehicle movement control
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Esp32相机与手机进行连接查看画面。手机端可以发送相关命令给esp32模块，比如控制画面水平垂直翻转，发送控制命令控制舵机运动，控制小车运动。
Screenshots
Verdict
The clearest difference is update cadence: YahBoomCam at every 2 months against keyes arm's every 19 months. 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.
keyes arm ships an update every 19 months, YahBoomCam every 2 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.
| Parameter | keyes arm | YahBoomCam |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 19 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 11 MB | 12 MB |
| Age rating | 4+ | 17+ |
| Developer | 克俭 左 | 少佳 朱 |
In-app purchases
keyes arm
No in-app purchases
YahBoomCam
No in-app purchases
