# アフリカの国旗・首都・場所を覚えよう vs 危険物乙4Pass

The clearest difference is in-app purchases: アフリカの国旗・首都・場所を覚えよう at none against 危険物乙4Pass's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 危険物乙4Pass sells 1 one-off in-app purchase. アフリカの国旗・首都・場所を覚えよう asks for nothing beyond the download.

アフリカの国旗・首都・場所を覚えよう ships an update every 10 days, 危険物乙4Pass weekly. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | アフリカの国旗・首都・場所を覚えよう | 危険物乙4Pass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Weekly** |
| Size | 27 MB | 43 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Riana Uchima](https://appshunter.io/developer/1202581511) | [KANDK](https://appshunter.io/developer/1867080143) |

## What reviewers say

### アフリカの国旗・首都・場所を覚えよう

[App page](https://appshunter.io/ios/app/id6742898304)

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

**In-app purchases:** none


### 危険物乙4Pass

[App page](https://appshunter.io/ios/app/4pass-4/id6768249746)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | one-time |


## Frequently asked questions

### Is アフリカの国旗・首都・場所を覚えよう free?

アフリカの国旗・首都・場所を覚えよう is free to download, with no in-app purchases.

### Is 危険物乙4Pass free?

危険物乙4Pass is free to download, with in-app purchases available.

### Do アフリカの国旗・首都・場所を覚えよう or 危険物乙4Pass have ads?

Both アフリカの国旗・首都・場所を覚えよう and 危険物乙4Pass show ads.

### Which is updated more often, アフリカの国旗・首都・場所を覚えよう or 危険物乙4Pass?

アフリカの国旗・首都・場所を覚えよう ships an update every 10 days, and 危険物乙4Pass weekly. Most recently, アフリカの国旗・首都・場所を覚えよう was updated on October 12, 2026 and 危険物乙4Pass on October 28, 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.*