钥匙尺子 vs BHand
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
钥匙尺子
Read full descriptionHide full description
用于通过拍摄的钥匙图来帮助读出钥匙齿号信息。 1、选择与需要读齿号信息的钥匙相同的钥匙胚； 2、保证光线充足，使手机和钥匙处于水平状态，尽量拍出足够清晰的钥匙齿信息； 3、将钥匙头部对齐参考线，调整钥匙图片大小和位置，使之与绘制线框等宽； 4、操作方向按钮确定钥匙齿号位置； 5、根据齿号位置确定齿号信息；
BHand
Read full descriptionHide full description
This app helps you configure your gas sensor via your mobile device. You simply power up your compatible device and use the app to configure it via Bluetooth. You can configure your device with this app: - The network to connect to, and configure how to connect to your data server. - Data protocols used, security certificates. - Download cached data (if supported by device). - and more.
Screenshots
Verdict
The clearest difference is update cadence: 钥匙尺子 at fortnightly against BHand's every 2 months. 钥匙尺子 also leads on iOS requirement (10.0 vs 14). 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.
钥匙尺子 ships an update fortnightly, BHand every 2 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.
| Parameter | 钥匙尺子 | BHand |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 14 |
| Further details — not scored | ||
| Size | 31 MB | 38 MB |
| Age rating | 4+ | 17+ |
| Developer | Wuxi Kaiyang Electronic Technology Co., Ltd. | Tongdy Sensing Technology Corporation |
In-app purchases
钥匙尺子
No in-app purchases
BHand
No in-app purchases
