# Kidoo Slider vs Aqua Stack!

The clearest difference is update cadence: Aqua Stack! at every 4 days against Kidoo Slider's every 52 months. Kidoo Slider's advantage is iOS requirement (7.0 vs 11.0). 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.

Kidoo Slider ships an update every 52 months, Aqua Stack! every 4 days. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Kidoo Slider | Aqua Stack! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 4 days** |
| Size | 105 MB | 150 MB |
| Requires iOS | **7.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Avakai Games Private Limited](https://appshunter.io/developer/662870499) | [ZiNKY OYUN YAZILIM ANONiM SiRKETi](https://appshunter.io/developer/1543346364) |

## What reviewers say

### Kidoo Slider

[App page](https://appshunter.io/ios/app/kidoo-slider/id680139580)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aqua Stack!

[App page](https://appshunter.io/ios/app/aqua-stack/id6670213580)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kidoo Slider free?

Kidoo Slider is free to download, with no in-app purchases.

### Is Aqua Stack! free?

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

### Do Kidoo Slider or Aqua Stack! have ads?

Neither Kidoo Slider nor Aqua Stack! shows ads.

### Which is updated more often, Kidoo Slider or Aqua Stack!?

Kidoo Slider ships an update every 52 months, and Aqua Stack! every 4 days. Most recently, Kidoo Slider was updated on October 5, 2026 and Aqua Stack! on October 6, 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.*