# Tokyo Subway 3D Map vs Unit Gacha !

The clearest difference is in-app purchases: Tokyo Subway 3D Map at none against Unit Gacha !'s 2. Unit Gacha !'s advantage is update cadence (every 3 weeks vs every 58 months) and iOS requirement (13.0 vs 15.2). On price, ads and device support there is nothing between them.

Both are free to download. Unit Gacha ! sells 2 one-off in-app purchases. Tokyo Subway 3D Map asks for nothing beyond the download.

Tokyo Subway 3D Map ships an update every 58 months, Unit Gacha ! every 3 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Tokyo Subway 3D Map | Unit Gacha ! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 58 months | **Every 3 weeks** |
| Size | 7 MB | 47 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Geoffrey Domm](https://appshunter.io/developer/373378724) | [Shunsuke Nakamura](https://appshunter.io/developer/1828229182) |

## What reviewers say

### Tokyo Subway 3D Map

[App page](https://appshunter.io/ios/app/tokyo-subway-3d-map/id1251058775)

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit Gacha !

[App page](https://appshunter.io/ios/app/unit-gacha/id6756411322)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all mechanics problems | $5.99 | one-time |
| Unlock all electromagnetic problems | $5.99 | one-time |


## Frequently asked questions

### Is Tokyo Subway 3D Map free?

Tokyo Subway 3D Map is free to download, with no in-app purchases.

### Is Unit Gacha ! free?

Unit Gacha ! is free to download, with in-app purchases available.

### Do Tokyo Subway 3D Map or Unit Gacha ! have ads?

Neither Tokyo Subway 3D Map nor Unit Gacha ! shows ads.

### Which is updated more often, Tokyo Subway 3D Map or Unit Gacha !?

Tokyo Subway 3D Map ships an update every 58 months, and Unit Gacha ! every 3 weeks. Most recently, Tokyo Subway 3D Map was updated on November 6, 2026 and Unit Gacha ! on October 30, 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.*