Powerful BMS vs Aray Power
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Powerful BMS
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Real-time battery status monitoring The on-board equipment can accurately detect the voltage, SOC and SOH status of the battery when it is stationary by dynamically detecting the status of the vehicle. 4G data transmission The battery test results are regularly transmitted to end users and service providers through 4G, so as to understand the real-time status of the battery and monitor the battery usage trend to avoid any loss caused by sudden battery damage. Customized early warning/digital drainage Battery feed or deterioration warning can be customized according to requirements, and timely remind end users to collect effective measures. OEMs and their dealership stores can also use early warning information to remind end users to return to the store for battery testing and maintenance in a timely manner.
Aray Power
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Aolei Energy Software provides real-time monitoring services for users' residential PV energy storage and commercial & industrial (C&I) energy storage equipment systems. The software needs to be paired with an energy storage management system, including hardware such as solar photovoltaic panels, inverters, and energy storage batteries. It is convenient for users to view real-time data on power storage, power generation, power consumption, equipment operation, as well as equipment status.
Screenshots
Verdict
Powerful BMS and Aray Power are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Powerful BMS ships an update every 2 months, Aray Power every 4 weeks. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.
| Parameter | Powerful BMS | Aray Power |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 4 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details โ not scored | ||
| Size | 23 MB | 34 MB |
| Age rating | 4+ | 12+ |
| Developer | Shenzhen Amoeba New Energy Co., Ltd. | ๆทฑๅณๅธๅฒ้ทๆฐ่ฝๆบ็งๆๆ้ๅ ฌๅธ |
In-app purchases
Powerful BMS
No in-app purchases
Aray Power
No in-app purchases









