EWATT vs BattSentry
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EWATT
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本应用是用于智能锂电池管理系统的工具软件。App使用低功耗蓝牙与电池管理系统（BMS）建立连接，可通过手机设备读取电池信息。
BattSentry
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The BattSentry APP connects to the battery pack via Bluetooth to monitor battery data.
Screenshots
Verdict
The clearest difference is update cadence: BattSentry at every 2 weeks against EWATT's every 2 months. EWATT's advantage is iOS requirement (13.0 vs 16). 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.
EWATT ships an update every 2 months, BattSentry every 2 weeks. The most recent releases landed on September 23, 2026 and September 30, 2026 respectively.
| Parameter | EWATT | BattSentry |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 16 |
| Further details — not scored | ||
| Size | 24 MB | 14 MB |
| Age rating | 17+ | 4+ |
| Developer | 帆 刘 | Guangdong Greenway Technology Co.,LTD |
In-app purchases
EWATT
No in-app purchases
BattSentry
No in-app purchases
