# Stacky Boom! vs Sheep Wool

The clearest difference is update cadence: Stacky Boom! at daily against Sheep Wool's every 9 days. Sheep Wool's advantage is iOS requirement (13.0 vs 15.6). 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.

Stacky Boom! ships an update daily, Sheep Wool every 9 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Stacky Boom! | Sheep Wool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stacky-boom/id6778777057/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 9 days |
| Monetization | Ad-supported | — |
| Size | 127 MB | 107 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Two4Tea](https://appshunter.io/developer/1437128903) | [PERCAS VIET NAM JOINT STOCK COMPANY](https://appshunter.io/developer/1587673711) |

## What reviewers say

### Stacky Boom!

[App page](https://appshunter.io/ios/app/stacky-boom/id6778777057)

A calming puzzle game where you collect stacks and shoot targets to complete levels. It offers a satisfying brain teaser with simple rules and unlimited play. Enjoy pure logic fun and a meditative experience anytime, anywhere.

**Highlights:** Collect stacks, Shoot targets, Train your brain, Play offline, Unlimited play, Minimalist design

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

**In-app purchases:** none


### Sheep Wool

[App page](https://appshunter.io/ios/app/sheep-wool/id6778793030)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stacky Boom! free?

Stacky Boom! is free to download, with no in-app purchases.

### Is Sheep Wool free?

Sheep Wool is free to download, with no in-app purchases.

### Do Stacky Boom! or Sheep Wool have ads?

Both Stacky Boom! and Sheep Wool show ads.

### Which is updated more often, Stacky Boom! or Sheep Wool?

Stacky Boom! ships an update daily, and Sheep Wool every 9 days. Most recently, Stacky Boom! was updated on October 31, 2026 and Sheep Wool on October 31, 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.*