# 方程式 文章題 vs ProbabilityPlayer

The clearest difference is review sentiment: ProbabilityPlayer at 100% against 方程式 文章題's 44%. 方程式 文章題's advantage is in-app purchases (none vs 1) and iOS requirement (8.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. ProbabilityPlayer sells 1 one-off in-app purchase. 方程式 文章題 asks for nothing beyond the download.

## The numbers

| Metric | 方程式 文章題 | ProbabilityPlayer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 44.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 9 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Manabu Narawa](https://appshunter.io/developer/1027712863) | [Motonari Hibi](https://appshunter.io/developer/386737172) |

## What reviewers say

### 方程式 文章題

[App page](https://appshunter.io/ios/app/id1353349490)

Master algebraic word problems with this comprehensive learning app. It offers numerous examples and practice problems covering common patterns like number, shopping, and rate issues. Progress through four difficulty levels, with detailed explanations and input-based answers to build strong math skills.

**Highlights:** Extensive practice problems, Detailed example explanations, Four difficulty levels, Covers common problem types, Input-based answer entry, Similar problems for repetition

**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 方程式 文章題 free?

方程式 文章題 is free to download, with no in-app purchases.

### Is ProbabilityPlayer free?

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

### Do 方程式 文章題 or ProbabilityPlayer have ads?

Neither 方程式 文章題 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.*