# Cat Tower vs Ghost Run（ゴーストラン）

The clearest difference is in-app purchases: Ghost Run（ゴーストラン） at none against Cat Tower's 1. Cat Tower's advantage is update cadence (every 4 days vs every 5 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Cat Tower sells 1 one-off in-app purchase. Ghost Run（ゴーストラン） asks for nothing beyond the download.

Cat Tower ships an update every 4 days, Ghost Run（ゴーストラン） every 5 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Cat Tower | Ghost Run（ゴーストラン） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 5 months |
| Size | 112 MB | 67 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thinh Vo](https://appshunter.io/developer/1824925805) | [Basement Apps, Inc.](https://appshunter.io/developer/1092009455) |

## What reviewers say

### Cat Tower

[App page](https://appshunter.io/ios/app/cat-tower-purry-stacker/id6748270954)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Ghost Run（ゴーストラン）

[App page](https://appshunter.io/ios/app/ghost-run/id6756995393)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cat Tower free?

Cat Tower is free to download, with in-app purchases available.

### Is Ghost Run（ゴーストラン） free?

Ghost Run（ゴーストラン） is free to download, with no in-app purchases.

### Do Cat Tower or Ghost Run（ゴーストラン） have ads?

Both Cat Tower and Ghost Run（ゴーストラン） show ads.

### Which is updated more often, Cat Tower or Ghost Run（ゴーストラン）?

Cat Tower ships an update every 4 days, and Ghost Run（ゴーストラン） every 5 months. Most recently, Cat Tower was updated on October 7, 2026 and Ghost Run（ゴーストラン） on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*