# LD vs 北方四島VR

The clearest difference is device support: 北方四島VR at 3 against LD's 1. 北方四島VR also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | LD | 北方四島VR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Size | 122 MB | 2.7 GB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [一般社団法人 日本LD学会](https://appshunter.io/developer/1373157749) | [Northern Territories Issue Association](https://appshunter.io/developer/1562305618) |

## What reviewers say

### LD

[App page](https://appshunter.io/ios/app/ld-skaip/id1373157750)

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

**In-app purchases:** none


### 北方四島VR

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LD free?

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

### Is 北方四島VR free?

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

### Do LD or 北方四島VR have ads?

Neither LD nor 北方四島VR shows ads.

### Which is updated more often, LD or 北方四島VR?

LD ships an update every 4 months, and 北方四島VR every 4 months. Most recently, LD was updated on October 16, 2026 and 北方四島VR on October 2, 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.*