# Wiz Solitaire Collection vs CONCENTRATION(神経衰弱ゲーム)

The clearest difference is review sentiment: Wiz Solitaire Collection at 50% against CONCENTRATION(神経衰弱ゲーム)'s 0%. CONCENTRATION(神経衰弱ゲーム)'s advantage is rating (4.0 vs 1.5) and ads (none vs shown). On price, ratings volume and in-app purchases there is nothing between them.

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

CONCENTRATION(神経衰弱ゲーム) holds the better App Store score, 4.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews complicate that: 50% of Wiz Solitaire Collection's written reviews are positive against 0% of CONCENTRATION(神経衰弱ゲーム)'s, so the app with the better star average is not the one people write more warmly about.

## The numbers

| Metric | Wiz Solitaire Collection | CONCENTRATION(神経衰弱ゲーム) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/wiz-solitaire-collection/id662512026/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/concentration/id1447839201/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | **Free** |
| Size | 7 MB | 145 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Simone Tellini](https://appshunter.io/developer/372931565) | [Koichi Iwasaki](https://appshunter.io/developer/1308795626) |

## What reviewers say

### Wiz Solitaire Collection

[App page](https://appshunter.io/ios/app/wiz-solitaire-collection/id662512026)

Enjoy over 40 classic solitaire card games for endless hours of fun. Perfect for relaxing moments, this collection offers familiar favorites and new challenges with helpful features like undo and detailed statistics.

**Highlights:** Over 40 solitaire games, Classic and unique variations, Undo button for mistakes, Game rules descriptions, Detailed statistics, Relaxing gameplay

**In-app purchases:** none


### CONCENTRATION(神経衰弱ゲーム)

[App page](https://appshunter.io/ios/app/concentration/id1447839201)

A simple card matching game where players flip pairs of identical cards to collect them. Track your results and enjoy a quiet, ad-free gaming experience.

**Highlights:** Simple card matching gameplay, Track game results, Quiet, no sound experience, Ad-free gameplay, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Wiz Solitaire Collection free?

Wiz Solitaire Collection is free to download, with no in-app purchases.

### Is CONCENTRATION(神経衰弱ゲーム) free?

CONCENTRATION(神経衰弱ゲーム) is free to download, with no in-app purchases.

### Which has better reviews, Wiz Solitaire Collection or CONCENTRATION(神経衰弱ゲーム)?

CONCENTRATION(神経衰弱ゲーム) is rated higher. Wiz Solitaire Collection averages 1.5 out of 5 from 2 ratings, while CONCENTRATION(神経衰弱ゲーム) averages 4.0 from 2 ratings.

### Do Wiz Solitaire Collection or CONCENTRATION(神経衰弱ゲーム) have ads?

Wiz Solitaire Collection shows ads; CONCENTRATION(神経衰弱ゲーム) 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.*