# Aqua Stack! vs Ball Tree

The clearest difference is ads: Aqua Stack! at none against Ball Tree's shown. Aqua Stack! also leads on iOS requirement (11.0 vs 13.0). Ball Tree's advantage is update cadence (daily vs every 4 days). On price, 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.

Aqua Stack! ships an update every 4 days, Ball Tree daily. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Aqua Stack! | Ball Tree |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Daily** |
| Size | 150 MB | 83 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ZiNKY OYUN YAZILIM ANONiM SiRKETi](https://appshunter.io/developer/1543346364) | [Virtual Projects Oyun Yazilim Ve Teknoloji](https://appshunter.io/developer/1327820445) |

## What reviewers say

### Aqua Stack!

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Ball Tree

[App page](https://appshunter.io/ios/app/ball-tree/id6670758334)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aqua Stack! free?

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

### Is Ball Tree free?

Ball Tree is free to download, with no in-app purchases.

### Do Aqua Stack! or Ball Tree have ads?

Ball Tree shows ads; Aqua Stack! does not.

### Which is updated more often, Aqua Stack! or Ball Tree?

Aqua Stack! ships an update every 4 days, and Ball Tree daily. Most recently, Aqua Stack! was updated on October 6, 2026 and Ball Tree on October 1, 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.*