# 北方四島VR vs 危険物取扱者

The clearest difference is in-app purchases: 北方四島VR at none against 危険物取扱者's 1. 北方四島VR also leads on update cadence (every 4 months vs every 10 months) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 危険物取扱者 sells 1 one-off in-app purchase. 北方四島VR asks for nothing beyond the download.

北方四島VR ships an update every 4 months, 危険物取扱者 every 10 months. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 北方四島VR | 危険物取扱者 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 10 months |
| Size | 2.7 GB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Northern Territories Issue Association](https://appshunter.io/developer/1562305618) | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) |

## What reviewers say

### 北方四島VR

[App page](https://appshunter.io/ios/app/vr-e/id1566320045)

**Features:** macOS Compatibility

**In-app purchases:** none


### 危険物取扱者

[App page](https://appshunter.io/ios/app/id6758007883)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 危険物取扱者（丙種） 試験対策 | $4.99 | one-time |


## Frequently asked questions

### Is 北方四島VR free?

北方四島VR is free to download, with no in-app purchases.

### Is 危険物取扱者 free?

危険物取扱者 is free to download, with in-app purchases available.

### Do 北方四島VR or 危険物取扱者 have ads?

Neither 北方四島VR nor 危険物取扱者 shows ads.

### Which is updated more often, 北方四島VR or 危険物取扱者?

北方四島VR ships an update every 4 months, and 危険物取扱者 every 10 months. Most recently, 北方四島VR was updated on November 3, 2026 and 危険物取扱者 on November 9, 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.*