看空气监测版 vs 小牛二维码
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
看空气监测版
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看空气监测版-用于跟特定的硬件设备通过WiFi配网后与服务器连接，同步并显示硬件传递过来的数据，主要包括二氧化碳、PM2.5、PM10、温度、湿度、甲醛、TVOC的空气指标数据。
小牛二维码
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小牛二维码应用是一款简单且高效的二维码和条形码生成和识别的工具软件。 主要功能： - 生成二维码/条形码，保存到本地相册 - 扫描二维码/条形码，快速复制扫码结果 - 反复查看扫码历史，可复制可删除
Screenshots
Verdict
The clearest difference is in-app purchases: 看空气监测版 at none against 小牛二维码's 3. 看空气监测版 also leads on device support. On price and iOS requirement 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. 小牛二维码 sells 3 in-app purchases, starting at $0.99 per 7 days. 看空气监测版 asks for nothing beyond the download.
| Parameter | 看空气监测版 | 小牛二维码 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | — |
| Ads | No | — |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | — |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Everbest Machinery Industry Co.,Ltd | Beijing Xiaoniu Kouding Technology Co., Ltd. |
In-app purchases
看空气监测版
No in-app purchases
小牛二维码
- Subscribe Weekly$0.997 Days
- Subscribe Monthly$0.991 Month
- Subscribe Annually$5.991 Year
