# Concentration Game vs Memory Kings

The clearest difference is in-app purchases: Concentration Game at none against Memory Kings's 3. Concentration Game also leads on ads (none vs shown) and iOS requirement (7.0 vs 11.0). Memory Kings's advantage is update cadence (every 6 days vs every 9 months). On price and device support there is nothing between them.

Both are free to download. Memory Kings sells 3 one-off in-app purchases. Concentration Game asks for nothing beyond the download.

Concentration Game ships an update every 9 months, Memory Kings every 6 days. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Concentration Game | Memory Kings |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/concentration-game-animals/id1041814016/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 47 MB | 101 MB |
| Requires iOS | **7.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiri Stoklas](https://appshunter.io/developer/957793199) | [Peter Koning](https://appshunter.io/developer/1676832719) |

## What reviewers say

### Concentration Game

[App page](https://appshunter.io/ios/app/concentration-game-animals/id1041814016)

This classic memory matching game features colorful animal images to help players of all ages improve their concentration and recall. Simple touch controls make it easy to play and enjoy on various devices.

**Highlights:** Memory skill development, Concentration improvement, Classic Pexeso gameplay, Animal-themed cards, Intuitive touch controls, HD images, Tablet optimized

**Features:** macOS Compatibility

**In-app purchases:** none


### Memory Kings

[App page](https://appshunter.io/ios/app/memory-kings/id6473804571)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bag of 500 coins | $0.99 | one-time |
| Bag of 1,000 coins | $1.99 | one-time |
| Bag of 2,000 coins | $2.99 | one-time |


## Frequently asked questions

### Is Concentration Game free?

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

### Is Memory Kings free?

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

### Do Concentration Game or Memory Kings have ads?

Memory Kings shows ads; Concentration Game does not.

### Which is updated more often, Concentration Game or Memory Kings?

Concentration Game ships an update every 9 months, and Memory Kings every 6 days. Most recently, Concentration Game was updated on October 5, 2026 and Memory Kings on October 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.*