# 基本情報技術者試験対策 vs ProbabilityPlayer

The clearest difference is price: ProbabilityPlayer at Free against 基本情報技術者試験対策's $3.99. ProbabilityPlayer also leads on update cadence (monthly vs every 6 months). 基本情報技術者試験対策's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 18.0). On ads and device support there is nothing between them.

ProbabilityPlayer is free to download; 基本情報技術者試験対策 costs $3.99 up front. ProbabilityPlayer sells 1 one-off in-app purchase. 基本情報技術者試験対策 asks for nothing beyond the download.

基本情報技術者試験対策 ships an update every 6 months, ProbabilityPlayer monthly. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 基本情報技術者試験対策 | ProbabilityPlayer |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 71 MB | 9 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Masahiro Tomosada](https://appshunter.io/developer/1587710118) | [Motonari Hibi](https://appshunter.io/developer/386737172) |

## What reviewers say

### 基本情報技術者試験対策

[App page](https://appshunter.io/ios/app/id1604109664)

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

**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 基本情報技術者試験対策 free?

基本情報技術者試験対策 costs $3.99, with no in-app purchases.

### Is ProbabilityPlayer free?

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

### Do 基本情報技術者試験対策 or ProbabilityPlayer have ads?

Neither 基本情報技術者試験対策 nor ProbabilityPlayer shows ads.

### Which is updated more often, 基本情報技術者試験対策 or ProbabilityPlayer?

基本情報技術者試験対策 ships an update every 6 months, and ProbabilityPlayer monthly. Most recently, 基本情報技術者試験対策 was updated on October 4, 2026 and ProbabilityPlayer on September 27, 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.*