# Ultimate Stack Attack vs Slime Road Adventure

The clearest difference is update cadence: Slime Road Adventure at weekly against Ultimate Stack Attack's every 49 months. 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.

Ultimate Stack Attack ships an update every 49 months, Slime Road Adventure weekly. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Ultimate Stack Attack | Slime Road Adventure |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 49 months | **Weekly** |
| Size | 75 MB | 35 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aleksa Racovic](https://appshunter.io/developer/1255649501) | [famobi](https://appshunter.io/developer/933760663) |

## What reviewers say

### Ultimate Stack Attack

[App page](https://appshunter.io/ios/app/ultimate-stack-attack/id1319313442)

**Features:** macOS Compatibility

**In-app purchases:** none


### Slime Road Adventure

[App page](https://appshunter.io/ios/app/slime-road-adventure/id6740895793)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ultimate Stack Attack free?

Ultimate Stack Attack is free to download, with no in-app purchases.

### Is Slime Road Adventure free?

Slime Road Adventure is free to download, with no in-app purchases.

### Do Ultimate Stack Attack or Slime Road Adventure have ads?

Both Ultimate Stack Attack and Slime Road Adventure show ads.

### Which is updated more often, Ultimate Stack Attack or Slime Road Adventure?

Ultimate Stack Attack ships an update every 49 months, and Slime Road Adventure weekly. Most recently, Ultimate Stack Attack was updated on November 11, 2026 and Slime Road Adventure on November 8, 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.*