# カラダンス！ vs ProbabilityPlayer

The clearest difference is in-app purchases: カラダンス！ at none against ProbabilityPlayer's 1. カラダンス！ also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ProbabilityPlayer sells 1 one-off in-app purchase. カラダンス！ asks for nothing beyond the download.

カラダンス！ ships an update every 3 weeks, ProbabilityPlayer monthly. The most recent releases landed on October 27, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | カラダンス！ | ProbabilityPlayer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 210 MB | 9 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HugCome, Inc.](https://appshunter.io/developer/1834076602) | [Motonari Hibi](https://appshunter.io/developer/386737172) |

## What reviewers say

### カラダンス！

[App page](https://appshunter.io/ios/app/id1617577777)

**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 カラダンス！ free?

カラダンス！ is free to download, with no in-app purchases.

### Is ProbabilityPlayer free?

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

### Do カラダンス！ or ProbabilityPlayer have ads?

Neither カラダンス！ nor ProbabilityPlayer shows ads.

### Which is updated more often, カラダンス！ or ProbabilityPlayer?

カラダンス！ ships an update every 3 weeks, and ProbabilityPlayer monthly. Most recently, カラダンス！ was updated on October 27, 2026 and ProbabilityPlayer on October 13, 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.*