# Cat Tower vs Stack Cats

The clearest difference is iOS requirement: Cat Tower at 13.0 against Stack Cats's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Cat Tower sells 1 one-off in-app purchase and Stack Cats sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Cat Tower | Stack Cats |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | Every 4 days |
| Size | 112 MB | 42 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thinh Vo](https://appshunter.io/developer/1824925805) | [桃花 秦](https://appshunter.io/developer/1877272960) |

## 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 |


### Stack Cats

[App page](https://appshunter.io/ios/app/stack-cats-cat-puzzle/id6814190493)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coins Pack | $0.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Hint Pack | $2.99 | one-time |
| Bed Skin Pack | $3.99 | one-time |


## Frequently asked questions

### Is Cat Tower free?

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

### Is Stack Cats free?

Stack Cats is free to download, with in-app purchases available.

### Do Cat Tower or Stack Cats have ads?

Both Cat Tower and Stack Cats show ads.

### Which is updated more often, Cat Tower or Stack Cats?

Cat Tower ships an update every 4 days, and Stack Cats every 4 days. Most recently, Cat Tower was updated on October 7, 2026 and Stack Cats on October 11, 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.*