# Déčko Mozkovna vs Merge Fruit

The clearest difference is ads: Déčko Mozkovna at none against Merge Fruit's shown. Merge Fruit's advantage is update cadence (every 2 months vs every 38 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Déčko Mozkovna ships an update every 38 months, Merge Fruit every 2 months. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Déčko Mozkovna | Merge Fruit |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 144 MB | 64 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Česká televize](https://appshunter.io/developer/522546879) | [Muslum Ucar](https://appshunter.io/developer/1797280642) |

## What reviewers say

### Déčko Mozkovna

[App page](https://appshunter.io/ios/app/decko-mozkovna/id1489285234)

Engage your brain with a variety of challenging tests designed to push your cognitive limits. Test your memory, reaction time, and problem-solving skills in fast-paced, engaging scenarios. Prove your mental prowess and see how far you can go.

**Highlights:** Memory tests, Reaction time challenges, Shape matching puzzles, Increasing difficulty, Cognitive skill development

**Features:** macOS Compatibility

**In-app purchases:** none


### Merge Fruit

[App page](https://appshunter.io/ios/app/merge-fruit-memory-match/id6759299568)

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

**In-app purchases:** none


## Frequently asked questions

### Is Déčko Mozkovna free?

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

### Is Merge Fruit free?

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

### Do Déčko Mozkovna or Merge Fruit have ads?

Merge Fruit shows ads; Déčko Mozkovna does not.

### Which is updated more often, Déčko Mozkovna or Merge Fruit?

Déčko Mozkovna ships an update every 38 months, and Merge Fruit every 2 months. Most recently, Déčko Mozkovna was updated on October 8, 2026 and Merge Fruit on October 6, 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.*