环境监控预警 vs 光传输线路智能运维仪
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
环境监控预警
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环境监控预警包含污染源在线、大气监测、环境质量、应急危化品、法律法规、现场巡查以及数据中心等菜单，用户可根据自己需求自由切换调整菜单的顺序，可移动巡查，实时查看法律法规和危化品相关信息。程序通过地图和图表两种展现方式实现数据可视化，可轻松查看各关注点的历史数据和当前各项污染物浓度数值。
光传输线路智能运维仪
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本app用于光传输线路智能运维仪的远程控制与操作，须与该型硬件设备配合使用。
Screenshots
Verdict
The clearest difference is update cadence: 光传输线路智能运维仪 at monthly against 环境监控预警's every 3 months. 环境监控预警's advantage is iOS requirement (12.0 vs 15.5). 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.
环境监控预警 ships an update every 3 months, 光传输线路智能运维仪 monthly. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.
| Parameter | 环境监控预警 | 光传输线路智能运维仪 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 78 MB | 89 MB |
| Age rating | 4+ | 4+ |
| Developer | 江苏汇环环保科技有限公司 | 无锡远知科技发展有限公司 |
In-app purchases
环境监控预警
No in-app purchases
光传输线路智能运维仪
No in-app purchases
