# BrightEMS vs Power Queen

The clearest difference is iOS requirement: Power Queen at 13.0 against BrightEMS's 15.0. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 2.6 for BrightEMS against 2.6 for Power Queen. Both are backed by a comparable volume of ratings — 14 and 40 respectively. Written reviews are what separate them: 31% of BrightEMS's written reviews are positive against 25% of Power Queen's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 22, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | BrightEMS | Power Queen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (14 ratings)](https://appshunter.io/ios/app/brightems/id6450639649/reviews) | [2.6 (40 ratings)](https://appshunter.io/ios/app/power-queen/id6482988823/reviews) |
| Number of ratings | 14 | **40** |
| Positive reviews | **30.6% of reviews** | 24.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 40 MB | 47 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Abisda Network Technology Co., Ltd.](https://appshunter.io/developer/1750660585) | [Shenzhen Lizu Shidai Technology](https://appshunter.io/developer/1698437611) |

## What reviewers say

### BrightEMS

[App page](https://appshunter.io/ios/app/brightems/id6450639649)

Manage your energy storage power supply with comprehensive control over switches, charging, and power parameters. Optimize energy usage, schedule charging, and keep your device updated with the latest firmware.

**Highlights:** USB/AC/DC/LED switch control, Energy parameter monitoring, Silent and scheduled charging, Customizable DC charging, Screen and standby time settings, Firmware version upgrades

**Features:** macOS Compatibility

**In-app purchases:** none


### Power Queen

[App page](https://appshunter.io/ios/app/power-queen/id6482988823)

Monitor and manage your energy storage battery devices in real-time via Bluetooth. Achieve a smart lifestyle with reliable energy management solutions, making your life more convenient and efficient from anywhere.

**Highlights:** Real-time battery monitoring, Bluetooth device connection, Energy storage management, Smart lifestyle integration, Remote energy solutions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BrightEMS free?

BrightEMS is free to download, with no in-app purchases.

### Is Power Queen free?

Power Queen is free to download, with no in-app purchases.

### Which has better reviews, BrightEMS or Power Queen?

BrightEMS and Power Queen are both rated 2.6 out of 5 on the App Store, from 14 and 40 ratings respectively.

### Do BrightEMS or Power Queen have ads?

Neither BrightEMS nor Power Queen shows ads.

### Which is updated more often, BrightEMS or Power Queen?

BrightEMS ships an update every 3 weeks, and Power Queen every 3 weeks. Most recently, BrightEMS was updated on September 22, 2026 and Power Queen on August 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*