# NGenius vs K

The clearest difference is iOS requirement: NGenius at 11.0 against K'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.

NGenius ships an update every 24 months, K every 21 months. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | NGenius | K |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 21 months** |
| Size | 2 MB | 230 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Negotica Projectontwikkeling B.V.](https://appshunter.io/developer/1050142869) | [Guangdong KSTE lighting industry Co.,Ltd](https://appshunter.io/developer/1604704962) |

## What reviewers say

### NGenius

[App page](https://appshunter.io/ios/app/ngenius/id433272127)

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-smart/id1604704960)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NGenius free?

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

### Is K free?

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

### Do NGenius or K have ads?

Neither NGenius nor K shows ads.

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

NGenius ships an update every 24 months, and K every 21 months. Most recently, NGenius was updated on September 29, 2026 and K on October 8, 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.*