Edan vs EC4S
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Edan
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實時監控：遠程掌握地盤動態，風險及時識別 支持添加香港地盤多個監控設備，實時切換不同區域畫面（如施工區、材料堆放區、出入口），畫面清晰流暢，無延遲； 適配移動端豎屏 / 橫屏查看，可雙指放大局部畫面，細節（如員工是否佩戴安全頭盔、設備運行狀態）一目了然；
EC4S
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Centralized Management Platform for Smart Site Safety System (SSSS) in Hong Kong Smart Construction Technology Industry. Visualize device uploaded data collected in construction site, provide realtime analytics and alert delivery.
Screenshots
Verdict
The clearest difference is update cadence: Edan at weekly against EC4S's every 3 weeks. 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.
Edan ships an update weekly, EC4S every 3 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.
| Parameter | Edan | EC4S |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 65 MB | 81 MB |
| Age rating | 4+ | 4+ |
| Developer | EDAN TECHNOLOGY SOLUTION LIMITED | MARC GLOBAL TRADE LINK CO., LIMITED |
In-app purchases
Edan
No in-app purchases
EC4S
No in-app purchases
