安全护卫 vs 小当易换
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
安全护卫
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安全护卫是一款通过网络远程控制设备的一款软件，让您简单方便的控制监控设备。同时能查看实时视频，历史视频，远程对讲，远程布撤防，开关控制等功能，设备产生异常告警，能第一时间通知客户，了解监控范围状况，实时警报，保护你的家人和资产！
小当易换
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【我们的优势】 邀约估价：优质活动广而告之，助你获客无忧 旧机估价：算法快速更新，估价精准专业 实时竞价：实时报价实时沟通，价格透明真实 海量活动：全年补贴狂撒，旧机高价换新
Screenshots
Verdict
安全护卫 and 小当易换 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
安全护卫 ships an update every 2 weeks, 小当易换 weekly. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.
| Parameter | 安全护卫 | 小当易换 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 112 MB | 77 MB |
| Age rating | 17+ | 4+ |
| Developer | 宁 刘 | 重庆市当换网络科技有限公司 |
In-app purchases
安全护卫
No in-app purchases
小当易换
No in-app purchases
