# Imperium Lithium Power vs Pro BMS

The clearest difference is update cadence: Imperium Lithium Power at every 3 days against Pro BMS's every 2 months. Imperium Lithium Power also leads on iOS requirement (9.0 vs 15.6). On price, rating, ratings volume and ads 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 — 1.0 for Imperium Lithium Power against 1.0 for Pro BMS. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Imperium Lithium Power ships an update every 3 days, Pro BMS every 2 months. The most recent releases landed on October 5, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Imperium Lithium Power | Pro BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/imperium-lithium-power/id1574342104/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/pro-bms/id6474855560/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 49 MB | 35 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Shenlu Intelligence Technology Co., Ltd.](https://appshunter.io/developer/1570129890) | [Shenzhen Leagend Optoelectronics Co., Ltd.](https://appshunter.io/developer/6798210621) |

## What reviewers say

### Imperium Lithium Power

[App page](https://appshunter.io/ios/app/imperium-lithium-power/id1574342104)

Monitor your lithium battery's status, including charge, discharge, and standby states. View real-time data like remaining capacity, voltage, and current to ensure safe operation. Access technical support by entering a password.

**Highlights:** Bluetooth BMS connection, Real-time battery status (charging, discharging, standby), Remaining capacity (SOC) display, Voltage and current monitoring, Effective capacity reading, Technical support access

**Features:** macOS Compatibility

**In-app purchases:** none


### Pro BMS

[App page](https://appshunter.io/ios/app/pro-bms/id6474855560)

This utility app measures and displays real-time battery parameters like voltage, current, and capacity. It offers customizable protection functions and allows for voltage/current curve export. Control and monitoring are available via a mobile app.

**Highlights:** Real-time voltage and current measurement, Power, charge, and discharge capacity monitoring, Customizable protection functions (overvoltage, overcurrent, etc.), Color LCD display of comprehensive data, Voltage and current curve display and export, Mobile app control and communication

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Imperium Lithium Power free?

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

### Is Pro BMS free?

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

### Which has better reviews, Imperium Lithium Power or Pro BMS?

Imperium Lithium Power and Pro BMS are both rated 1.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Imperium Lithium Power or Pro BMS have ads?

Neither Imperium Lithium Power nor Pro BMS shows ads.

### Which is updated more often, Imperium Lithium Power or Pro BMS?

Imperium Lithium Power ships an update every 3 days, and Pro BMS every 2 months. Most recently, Imperium Lithium Power was updated on October 5, 2026 and Pro BMS on October 13, 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.*