# Slap Stack! vs ZigZag Up!

The clearest difference is update cadence: ZigZag Up! at every 5 days against Slap Stack!'s every 16 months. Slap Stack!'s advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Slap Stack! ships an update every 16 months, ZigZag Up! every 5 days. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Slap Stack! | ZigZag Up! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | **Every 5 days** |
| Size | 72 MB | 96 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [omer cetin](https://appshunter.io/developer/1584332419) | [Faruk Bayram](https://appshunter.io/developer/1885536320) |

## What reviewers say

### Slap Stack!

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

**Features:** macOS Compatibility

**In-app purchases:** none


### ZigZag Up!

[App page](https://appshunter.io/ios/app/zigzag-up-ball-jump/id6761177745)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Slap Stack! free?

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

### Is ZigZag Up! free?

ZigZag Up! is free to download, with no in-app purchases.

### Do Slap Stack! or ZigZag Up! have ads?

Both Slap Stack! and ZigZag Up! show ads.

### Which is updated more often, Slap Stack! or ZigZag Up!?

Slap Stack! ships an update every 16 months, and ZigZag Up! every 5 days. Most recently, Slap Stack! was updated on September 10, 2026 and ZigZag Up! on September 17, 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.*