# K vs eControl

The clearest difference is update cadence: K at every 3 weeks against eControl's every 3 months. K also leads on iOS requirement (8.0 vs 12.2). 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.

K ships an update every 3 weeks, eControl every 3 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | K | eControl |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 10 MB | 18 MB |
| Requires iOS | **8.0** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HMAUDIO Technology Co.,Ltd](https://appshunter.io/developer/1257360532) | [成勇 吴](https://appshunter.io/developer/1447606225) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-audio-72/id1257360533)

**Features:** macOS Compatibility

**In-app purchases:** none


### eControl

[App page](https://appshunter.io/ios/app/econtrol/id1460018886)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is K free?

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

### Is eControl free?

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

### Do K or eControl have ads?

Neither K nor eControl shows ads.

### Which is updated more often, K or eControl?

K ships an update every 3 weeks, and eControl every 3 months. Most recently, K was updated on October 26, 2026 and eControl on October 26, 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.*