# KH vs EnerKey

The clearest difference is review sentiment: EnerKey at 75% against KH's 0%. KH's advantage is update cadence (every 5 days vs every 2 months) and iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

KH ships an update every 5 days, EnerKey every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | KH | EnerKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (4 ratings)](https://appshunter.io/ios/app/enerkey/id6447932138/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 0.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 32 MB | 31 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Junce Instruments Co., Ltd.](https://appshunter.io/developer/1535583983) | [Shenzhen Jinwei Power Source Technology Co., Ltd](https://appshunter.io/developer/1683049152) |

## What reviewers say

### KH

[App page](https://appshunter.io/ios/app/kh-f/id1665076881)

This utility measures electrical parameters like voltage, current, and power. It offers real-time monitoring of battery capacity and includes advanced protection functions. The app also supports data export and remote control via a mobile app or host computer.

**Highlights:** Measures voltage, current, power, and capacity, Real-time battery monitoring, Over-voltage, under-voltage, and over-current protection, Voltage and current curve display, Data export function, Mobile app and host computer control, Real-time firmware updates

**Features:** macOS Compatibility

**In-app purchases:** none


### EnerKey

[App page](https://appshunter.io/ios/app/enerkey/id6447932138)

Monitor and control your lithium battery system in real-time. View current status, historical data, and adjust protective parameters to ensure safe operation. Receive instant alerts for any abnormal conditions.

**Highlights:** Real-time battery monitoring, Historical data inquiry, Parameter setting, Alarm notifications, Voltage, current, and temperature display

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KH free?

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

### Is EnerKey free?

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

### Do KH or EnerKey have ads?

Neither KH nor EnerKey shows ads.

### Which is updated more often, KH or EnerKey?

KH ships an update every 5 days, and EnerKey every 2 months. Most recently, KH was updated on November 3, 2026 and EnerKey on November 3, 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.*