# Concentration Game vs Shape Recognition Blitz

The clearest difference is price: Concentration Game at Free against Shape Recognition Blitz's $0.99. Shape Recognition Blitz's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On in-app purchases and device support there is nothing between them.

Concentration Game is free to download; Shape Recognition Blitz costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Concentration Game | Shape Recognition Blitz |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (18 ratings)](https://appshunter.io/ios/app/concentration-game-solo/id1616382609/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | — |
| Monetization | Ad-supported | — |
| Size | 103 MB | 55 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hirokazu Uno](https://appshunter.io/developer/1570016990) | [Dmytro Plekhotkin](https://appshunter.io/developer/1639719963) |

## What reviewers say

### Concentration Game

[App page](https://appshunter.io/ios/app/concentration-game-solo/id1616382609)

A classic single-player card game where you match pairs of numbers. The challenge increases with a decreasing time limit as you advance through levels. Enjoy a brain-training experience with this solo card game.

**Highlights:** Single-player card game, Match numbered pairs, Time limit decreases with level, Brain training, Classic card game mechanics

**In-app purchases:** none


### Shape Recognition Blitz

[App page](https://appshunter.io/ios/app/shape-recognition-blitz/id6477575179)

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

**In-app purchases:** none


## Frequently asked questions

### Is Concentration Game free?

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

### Is Shape Recognition Blitz free?

Shape Recognition Blitz costs $0.99, with no in-app purchases.

### Do Concentration Game or Shape Recognition Blitz have ads?

Concentration Game shows ads; Shape Recognition Blitz 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.*