# Description vs Cert Rogue 知識のダンジョン

The clearest difference is in-app purchases: Description at none against Cert Rogue 知識のダンジョン's 8. Description also leads on iOS requirement (11.0 vs 13.0). Cert Rogue 知識のダンジョン's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Cert Rogue 知識のダンジョン sells 8 one-off in-app purchases. Description asks for nothing beyond the download.

Description ships an update every 4 weeks, Cert Rogue 知識のダンジョン every 3 weeks. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Description | Cert Rogue 知識のダンジョン |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Size | 73 MB | 26 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MUTSUMI SUZUKI](https://appshunter.io/developer/1612946812) | [TAKESHI TAMEGAI](https://appshunter.io/developer/1896333216) |

## What reviewers say

### Description

[App page](https://appshunter.io/ios/app/description-education-support/id6458877320)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cert Rogue 知識のダンジョン

[App page](https://appshunter.io/ios/app/cert-rogue/id6772684520)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 世界史ダンジョン(歴検3級) | $1.99 | one-time |
| ITパスポート ダンジョン | $1.99 | one-time |
| 麻雀ダンジョン(役・点数計算) | $1.99 | one-time |
| AI-102 ダンジョン | $1.99 | one-time |
| 世界遺産検定2級 ダンジョン | $1.99 | one-time |
| 世界遺産検定1級 ダンジョン | $1.99 | one-time |
| 世界史ダンジョン(歴検2級) | $1.99 | one-time |
| 競馬データダンジョン | $1.99 | one-time |


## Frequently asked questions

### Is Description free?

Description is free to download, with no in-app purchases.

### Is Cert Rogue 知識のダンジョン free?

Cert Rogue 知識のダンジョン is free to download, with in-app purchases available.

### Do Description or Cert Rogue 知識のダンジョン have ads?

Description shows ads; Cert Rogue 知識のダンジョン does not.

### Which is updated more often, Description or Cert Rogue 知識のダンジョン?

Description ships an update every 4 weeks, and Cert Rogue 知識のダンジョン every 3 weeks. Most recently, Description was updated on October 5, 2026 and Cert Rogue 知識のダンジョン on October 11, 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.*