# AG LITHIUM vs Powerful BMS

The clearest difference is update cadence: Powerful BMS at every 2 months against AG LITHIUM's every 9 months. AG LITHIUM's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

AG LITHIUM ships an update every 9 months, Powerful BMS every 2 months. The most recent releases landed on September 15, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | AG LITHIUM | Powerful BMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 42 MB | 25 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AG AUTOMOTIVE GmbH](https://appshunter.io/developer/1581086009) | [Shenzhen Leagend Optoelectronics Co., Ltd.](https://appshunter.io/developer/6798210621) |

## What reviewers say

### AG LITHIUM

[App page](https://appshunter.io/ios/app/ag-lithium/id1582129708)

**Features:** macOS Compatibility

**In-app purchases:** none


### Powerful BMS

[App page](https://appshunter.io/ios/app/powerful-bms-personal/id6451402190)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AG LITHIUM free?

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

### Is Powerful BMS free?

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

### Do AG LITHIUM or Powerful BMS have ads?

Neither AG LITHIUM nor Powerful BMS shows ads.

### Which is updated more often, AG LITHIUM or Powerful BMS?

AG LITHIUM ships an update every 9 months, and Powerful BMS every 2 months. Most recently, AG LITHIUM was updated on September 15, 2026 and Powerful BMS on September 14, 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.*