BMS电池卫士 vs RfnBMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BMS电池卫士
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帮助车辆实时查看电池状态信息。
RfnBMS
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BMS设备管理，包括设备电压，电流，功率，温度，充电开关，放电开关，历史数据
Screenshots
Verdict
BMS电池卫士 and RfnBMS 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.
BMS电池卫士 ships an update every 44 months, RfnBMS every 24 months. The most recent releases landed on May 14, 2026 and September 25, 2026 respectively.
| Parameter | BMS电池卫士 | RfnBMS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 44 months | Every 24 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 9 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 锦欢 林 | 亚妹 李 |
In-app purchases
BMS电池卫士
No in-app purchases
RfnBMS
No in-app purchases
