# 簡約マスター vs ProbabilityPlayer

The clearest difference is in-app purchases: 簡約マスター at none against ProbabilityPlayer's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ProbabilityPlayer sells 1 one-off in-app purchase. 簡約マスター asks for nothing beyond the download.

## The numbers

| Metric | 簡約マスター | ProbabilityPlayer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 0 MB | 9 MB |
| Requires iOS | **17.5** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mao Hatano](https://appshunter.io/developer/1739040077) | [Motonari Hibi](https://appshunter.io/developer/386737172) |

## What reviewers say

### 簡約マスター

[App page](https://appshunter.io/ios/app/id6602889397)

**Features:** macOS Compatibility

**In-app purchases:** none


### ProbabilityPlayer

[App page](https://appshunter.io/ios/app/probabilityplayer/id6737689746)

Practice probability problems for the Kyotsu Test, a common Japanese university entrance exam. This app focuses on mathematical probability questions and includes diagrams to aid understanding. It is designed to help students prepare for this specific academic assessment.

**Highlights:** Probability problem practice, Kyotsu Test focus, Mathematical probability, Diagrams included, University entrance exam prep

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | one-time |


## Frequently asked questions

### Is 簡約マスター free?

簡約マスター is free to download, with no in-app purchases.

### Is ProbabilityPlayer free?

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

### Do 簡約マスター or ProbabilityPlayer have ads?

Neither 簡約マスター nor ProbabilityPlayer shows ads.

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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.*