# KK vs LiEMS80

The clearest difference is update cadence: LiEMS80 at every 2 weeks against KK's every 5 weeks. KK's advantage is iOS requirement (5.1.1 vs 13.0). 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.

KK ships an update every 5 weeks, LiEMS80 every 2 weeks. The most recent releases landed on May 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | KK | LiEMS80 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 20 MB | 82 MB |
| Requires iOS | **5.1.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SHENZHENSHI LANDRAY SOFTWRE CO.,LTD](https://appshunter.io/developer/433362235) | [朗坤智慧科技股份有限公司](https://appshunter.io/developer/1744869981) |

## What reviewers say

### KK

[App page](https://appshunter.io/ios/app/kk/id796834233)

**Features:** macOS Compatibility

**In-app purchases:** none


### LiEMS80

[App page](https://appshunter.io/ios/app/liems80/id6654899156)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is KK free?

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

### Is LiEMS80 free?

LiEMS80 is free to download, with no in-app purchases.

### Do KK or LiEMS80 have ads?

Neither KK nor LiEMS80 shows ads.

### Which is updated more often, KK or LiEMS80?

KK ships an update every 5 weeks, and LiEMS80 every 2 weeks. Most recently, KK was updated on May 16, 2026 and LiEMS80 on September 10, 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.*