# Brainify vs Kohs Block Design

The clearest difference is in-app purchases: Kohs Block Design at none against Brainify's 1. Kohs Block Design also leads on ads (none vs shown). Brainify's advantage is iOS requirement (12.0 vs 14.0). On price and device support there is nothing between them.

Both are free to download. Brainify sells 1 one-off in-app purchase. Kohs Block Design asks for nothing beyond the download.

## The numbers

| Metric | Brainify | Kohs Block Design |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Size | 46 MB | 3 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ionut Iluta](https://appshunter.io/developer/1530999667) | [3D3 Store LLC](https://appshunter.io/developer/1804546718) |

## What reviewers say

### Brainify

[App page](https://appshunter.io/ios/app/brainify/id1524516132)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |


### Kohs Block Design

[App page](https://appshunter.io/ios/app/kohs-block-design/id6743785871)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Brainify free?

Brainify is free to download, with in-app purchases available.

### Is Kohs Block Design free?

Kohs Block Design is free to download, with no in-app purchases.

### Do Brainify or Kohs Block Design have ads?

Brainify shows ads; Kohs Block Design does not.

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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.*