雲監控 vs USB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
雲監控
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雲端監控攝影機，內建移動感測，風吹草動即時通報。
USB
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APP用來註冊設定USB-921 地震儀, 安裝地震儀用戶, 可接收【P波警報】,【特快報】,【地震快報】,【最大震度】推播通知
Screenshots
Verdict
The clearest difference is update cadence: 雲監控 at monthly against USB's every 3 months. 雲監控 also leads on iOS requirement (8.0 vs 13.0). 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.
雲監控 ships an update monthly, USB every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | 雲監控 | USB |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 36 MB | 201 MB |
| Age rating | 4+ | 4+ |
| Developer | SAMPO Corporation | Merry-Link Co.,Ltd. |
In-app purchases
雲監控
No in-app purchases
USB
No in-app purchases
