# 統計検定アプリ 3級 vs HCD基礎検定トレ

The clearest difference is price: HCD基礎検定トレ at Free against 統計検定アプリ 3級's $6.99. HCD基礎検定トレ also leads on update cadence (every 4 days vs every 8 months). 統計検定アプリ 3級's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

HCD基礎検定トレ is free to download; 統計検定アプリ 3級 costs $6.99 up front. HCD基礎検定トレ sells 2 in-app purchases, starting at $9.99 per month. 統計検定アプリ 3級 asks for nothing beyond the download.

統計検定アプリ 3級 ships an update every 8 months, HCD基礎検定トレ every 4 days. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 統計検定アプリ 3級 | HCD基礎検定トレ |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 78 MB | 49 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SKILLUP NeXt, Ltd.](https://appshunter.io/developer/1569771970) | [keisuke okuno](https://appshunter.io/developer/6779085862) |

## What reviewers say

### 統計検定アプリ 3級

[App page](https://appshunter.io/ios/app/3/id6466960739)

This app supports learning for those planning to take the Statistical Literacy Exam (Grade 3) or wanting to study probability and statistics. It offers comprehensive exam preparation with instructor-supervised questions, progress tracking, and the ability to identify and review weak areas. Users can also stay updated on the latest AI news and technology.

**Highlights:** Comprehensive exam preparation for Grade 3, Identify and review weak areas, Visualize learning progress, Study anytime, anywhere, Catch up on AI news and technology

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

**In-app purchases:** none


### HCD基礎検定トレ

[App page](https://appshunter.io/ios/app/hcd/id6789540835)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO（月額） | $9.99 | per month |
| PRO（買い切り） | $9.99 | one-time |


## Frequently asked questions

### Is 統計検定アプリ 3級 free?

統計検定アプリ 3級 costs $6.99, with no in-app purchases.

### Is HCD基礎検定トレ free?

HCD基礎検定トレ is free to download, with in-app purchases available.

### Do 統計検定アプリ 3級 or HCD基礎検定トレ have ads?

HCD基礎検定トレ shows ads; 統計検定アプリ 3級 does not.

### Which is updated more often, 統計検定アプリ 3級 or HCD基礎検定トレ?

統計検定アプリ 3級 ships an update every 8 months, and HCD基礎検定トレ every 4 days. Most recently, 統計検定アプリ 3級 was updated on October 8, 2026 and HCD基礎検定トレ on September 29, 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.*