# IQ 3D Cubes vs K

The clearest difference is ads: K at none against IQ 3D Cubes's shown. K also leads on update cadence (every 2 days vs weekly) and iOS requirement (13.0 vs 15.6). On price, 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.

IQ 3D Cubes ships an update weekly, K every 2 days. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | IQ 3D Cubes | K |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 2 days** |
| Size | 56 MB | 52 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dream-Up](https://appshunter.io/developer/445196122) | [younseung hyoung](https://appshunter.io/developer/1855294797) |

## What reviewers say

### IQ 3D Cubes

[App page](https://appshunter.io/ios/app/iq-3d-cubes/id6757533642)

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

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-match/id6758552172)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IQ 3D Cubes free?

IQ 3D Cubes is free to download, with no in-app purchases.

### Is K free?

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

### Do IQ 3D Cubes or K have ads?

IQ 3D Cubes shows ads; K does not.

### Which is updated more often, IQ 3D Cubes or K?

IQ 3D Cubes ships an update weekly, and K every 2 days. Most recently, IQ 3D Cubes was updated on November 5, 2026 and K on November 9, 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.*