# KC Energy vs EG4 BMS

The clearest difference is update cadence: EG4 BMS at every 3 days against KC Energy's every 3 weeks. KC Energy's advantage is iOS requirement (9.0 vs 11.0). 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.

KC Energy ships an update every 3 weeks, EG4 BMS every 3 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | KC Energy | EG4 BMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 5 MB | 44 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KC HiLiTES](https://appshunter.io/developer/1327566391) | [eg4](https://appshunter.io/developer/1858965001) |

## What reviewers say

### KC Energy

[App page](https://appshunter.io/ios/app/kc-energy/id6742900554)

**Features:** macOS Compatibility

**In-app purchases:** none


### EG4 BMS

[App page](https://appshunter.io/ios/app/eg4-bms/id6758079727)

**In-app purchases:** none


## Frequently asked questions

### Is KC Energy free?

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

### Is EG4 BMS free?

EG4 BMS is free to download, with no in-app purchases.

### Do KC Energy or EG4 BMS have ads?

Neither KC Energy nor EG4 BMS shows ads.

### Which is updated more often, KC Energy or EG4 BMS?

KC Energy ships an update every 3 weeks, and EG4 BMS every 3 days. Most recently, KC Energy was updated on October 30, 2026 and EG4 BMS on October 28, 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.*