# Power Butler

> Power Butler (iPhone/iPad app by 星久科能源(苏州)有限公司.)

- Source: https://appshunter.io/ios/app/power-butler/id6760692566 (this page in markdown: same URL + `.md`)
- Developer: [星久科能源(苏州)有限公司](https://appshunter.io/developer/1869253396)
- Category: Utilities
- Price: Free
- Age rating: 17+
- Requires: iOS 13.0 · 31 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-04-16
- Data updated: 2026-08-31
- User reviews in markdown: https://appshunter.io/ios/app/power-butler/id6760692566/reviews.md

## What is Power Butler?

Energy Manager is an application independently developed by Joycube Battery (Suzhou) Co., Ltd. It is specially designed for supporting energy‑storage lithium‑ion batteries and supports dual‑connection modes of Bluetooth and Wi‑Fi.

**User Scenario:**
Your mobile phone acts as your Energy Manager! Quickly connect to energy‑storage batteries via Bluetooth or Wi‑Fi, monitor core parameters such as voltage, current and temperature in real time, and accurately assess battery health status. Historical data logging and anomaly warnings keep your power‑usage safety fully under control.

**Main Functions:**

1. Real‑time Data: Including voltage, current, temperature, SOC, etc.
2. Intelligent Alarms: Reminders for various battery pack protection, alerts and fault statuses to safeguard battery safety.
3. Data Tracking: Record and view historical diagnostic data.
4. OTA Upgrade: After the APP connects to the battery, transfer the firmware package to the battery BMS via Bluetooth or Wi‑Fi to realize remote upgrade.


## Version history (last 5 releases)

### 1.4 — 2026-08-20

1. Logo Modification
2. Optimization of Status Warning Information Prompt

### 1.3 — 2026-07-24

1. 优化部分页面展示效果，提升浏览体验
2. 修复已知问题，增强应用稳定性

### 1.2 — 2026-07-14

1. OTA功能优化
2. 增加扫码模块

### 1.1 — 2026-07-04

1、增加忘记密码进行密码重置功能
2、增加游客登陆
3、账号删除移至账号管理里面
4、注册时增加不同角色注册

### 1.0 — 2026-04-17

No release notes.

## More apps by 星久科能源(苏州)有限公司

- [JoycubeBattery](https://appshunter.io/ios/app/joycubebattery/id6745141867)

All apps by 星久科能源(苏州)有限公司: https://appshunter.io/developer/1869253396

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*