# Slap Stack! vs Tower Run

The clearest difference is in-app purchases: Slap Stack! at none against Tower Run's 8. Tower Run's advantage is update cadence (every 2 days vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tower Run sells 8 one-off in-app purchases. Slap Stack! asks for nothing beyond the download.

Slap Stack! ships an update every 16 months, Tower Run every 2 days. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Slap Stack! | Tower Run |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | **Every 2 days** |
| Size | 72 MB | 585 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [omer cetin](https://appshunter.io/developer/1584332419) | [Berk Sert](https://appshunter.io/developer/6773500413) |

## What reviewers say

### Slap Stack!

[App page](https://appshunter.io/ios/app/slap-stack/id1589447649)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tower Run

[App page](https://appshunter.io/ios/app/tower-run-sky-climb/id6773500411)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Coins | $1.99 | one-time |
| 1000 Coins | $3.99 | one-time |
| 1500 Coins | $4.99 | one-time |
| 2000 Coins | $5.99 | one-time |
| Effect Pack | $5.99 | one-time |
| 2500 Coins | $6.99 | one-time |
| Skin Pack | $9.99 | one-time |
| 5000 Coins | $12.99 | one-time |


## Frequently asked questions

### Is Slap Stack! free?

Slap Stack! is free to download, with no in-app purchases.

### Is Tower Run free?

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

### Do Slap Stack! or Tower Run have ads?

Both Slap Stack! and Tower Run show ads.

### Which is updated more often, Slap Stack! or Tower Run?

Slap Stack! ships an update every 16 months, and Tower Run every 2 days. Most recently, Slap Stack! was updated on October 15, 2026 and Tower Run on October 5, 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.*