# 決闘勇者　ハロルドカードゲームＥＸ vs 怪異調査譚

The clearest difference is in-app purchases: 決闘勇者　ハロルドカードゲームＥＸ at none against 怪異調査譚's 3. 決闘勇者　ハロルドカードゲームＥＸ also leads on iOS requirement (11.0 vs 15.6). 怪異調査譚's advantage is update cadence (daily vs every 5 days). On price, ads and device support there is nothing between them.

Both are free to download. 怪異調査譚 sells 3 one-off in-app purchases. 決闘勇者　ハロルドカードゲームＥＸ asks for nothing beyond the download.

決闘勇者　ハロルドカードゲームＥＸ ships an update every 5 days, 怪異調査譚 daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 決闘勇者　ハロルドカードゲームＥＸ | 怪異調査譚 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/id6757975109/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 46.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 days | **Daily** |
| Size | 69 MB | 915 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Satoru Higuchi](https://appshunter.io/developer/1114844580) | [Tomoya Seki](https://appshunter.io/developer/1832218107) |

## What reviewers say

### 決闘勇者　ハロルドカードゲームＥＸ

[App page](https://appshunter.io/ios/app/id6445859038)

**Features:** macOS Compatibility

**In-app purchases:** none


### 怪異調査譚

[App page](https://appshunter.io/ios/app/id6757975109)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 座敷わらしを迎える | $1.99 | one-time |
| 雪女を迎える | $1.99 | one-time |
| 鬼火を迎える | $1.99 | one-time |


## Frequently asked questions

### Is 決闘勇者　ハロルドカードゲームＥＸ free?

決闘勇者　ハロルドカードゲームＥＸ is free to download, with no in-app purchases.

### Is 怪異調査譚 free?

怪異調査譚 is free to download, with in-app purchases available.

### Do 決闘勇者　ハロルドカードゲームＥＸ or 怪異調査譚 have ads?

Both 決闘勇者　ハロルドカードゲームＥＸ and 怪異調査譚 show ads.

### Which is updated more often, 決闘勇者　ハロルドカードゲームＥＸ or 怪異調査譚?

決闘勇者　ハロルドカードゲームＥＸ ships an update every 5 days, and 怪異調査譚 daily. Most recently, 決闘勇者　ハロルドカードゲームＥＸ was updated on October 25, 2026 and 怪異調査譚 on October 24, 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.*