# FE vs KL500A

The clearest difference is iOS requirement: KL500A at 11.0 against FE's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

FE ships an update every 3 weeks, KL500A every 4 weeks. Both last shipped on September 19, 2026.

## The numbers

| Metric | FE | KL500A |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (8 ratings)](https://appshunter.io/ios/app/fe-shunt/id1593575892/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free | — |
| Size | 15 MB | 31 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Hangzhou Dashi Wisdom Technology Co., Ltd.](https://appshunter.io/developer/1822219570) | [磊磊 周](https://appshunter.io/developer/1708841052) |

## What reviewers say

### FE

[App page](https://appshunter.io/ios/app/fe-shunt/id1593575892)

Monitor your battery's charging status, remaining time, and historical data with this Bluetooth-connected device. It provides a comprehensive overview of your battery's performance.

**Highlights:** 500 amp battery monitoring, Bluetooth connectivity, Real-time charging status, Remaining time estimation, Historical battery data

**In-app purchases:** none


### KL500A

[App page](https://appshunter.io/ios/app/kl500a/id6470735168)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FE free?

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

### Is KL500A free?

KL500A is free to download, with no in-app purchases.

### Do FE or KL500A have ads?

Neither FE nor KL500A shows ads.

### Which is updated more often, FE or KL500A?

FE ships an update every 3 weeks, and KL500A every 4 weeks. Most recently, FE was updated on September 19, 2026 and KL500A on September 19, 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.*