# KLS Electronic vs CH BMS

KLS Electronic and CH BMS are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | KLS Electronic | CH BMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 36 MB | 61 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Kinglisheng New Energy Technology Co., Ltd.](https://appshunter.io/developer/1807937254) | [旭强 张](https://appshunter.io/developer/1809277424) |

## What reviewers say

### KLS Electronic

[App page](https://appshunter.io/ios/app/kls-electronic/id6744517167)

**Features:** macOS Compatibility

**In-app purchases:** none


### CH BMS

[App page](https://appshunter.io/ios/app/ch-bms/id6744892442)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KLS Electronic free?

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

### Is CH BMS free?

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

### Do KLS Electronic or CH BMS have ads?

Neither KLS Electronic nor CH BMS shows ads.

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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.*