# 統計検定アプリ 4級 vs Rails技術者認定試験

The clearest difference is price: Rails技術者認定試験 at $1.99 against 統計検定アプリ 4級's $6.99. 統計検定アプリ 4級's advantage is iOS requirement (11.0 vs 13.4). On ads, in-app purchases and device support there is nothing between them.

統計検定アプリ 4級 costs $6.99 and Rails技術者認定試験 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 統計検定アプリ 4級 | Rails技術者認定試験 |
| --- | --- | --- |
| Price | $6.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 82 MB | 20 MB |
| Requires iOS | **11.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SKILLUP NeXt, Ltd.](https://appshunter.io/developer/1569771970) | [Daisuke Matsubara](https://appshunter.io/developer/1720755722) |

## What reviewers say

### 統計検定アプリ 4級

[App page](https://appshunter.io/ios/app/4/id1663583821)

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

**In-app purchases:** none


### Rails技術者認定試験

[App page](https://appshunter.io/ios/app/rails/id6477298979)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 統計検定アプリ 4級 free?

統計検定アプリ 4級 costs $6.99, with no in-app purchases.

### Is Rails技術者認定試験 free?

Rails技術者認定試験 costs $1.99, with no in-app purchases.

### Do 統計検定アプリ 4級 or Rails技術者認定試験 have ads?

Neither 統計検定アプリ 4級 nor Rails技術者認定試験 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*