# Knock Balls! vs Shoot Stack

The clearest difference is in-app purchases: Shoot Stack at none against Knock Balls!'s 1. Shoot Stack also leads on update cadence (every 3 days vs every 3 months) and rating (5.0 vs 4.6). Knock Balls!'s advantage is ratings volume (211K vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Knock Balls! sells 1 one-off in-app purchase. Shoot Stack asks for nothing beyond the download.

Shoot Stack holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Knock Balls! has 211K ratings behind it against 1, so its average is the more settled of the two.

Knock Balls! ships an update every 3 months, Shoot Stack every 3 days. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Knock Balls! | Shoot Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (211K ratings)](https://appshunter.io/ios/app/knock-balls/id1424257445/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shoot-stack-fire/id1642918118/reviews)** |
| Number of ratings | **211K** | 1 |
| Positive reviews | 45.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 286 MB | 91 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [乃君 黄](https://appshunter.io/developer/1337343608) |

## What reviewers say

### Knock Balls!

[App page](https://appshunter.io/ios/app/knock-balls/id1424257445)

Test your aim by throwing balls to demolish various structures. Enjoy hundreds of levels with diverse visuals and challenging gameplay. Simple one-tap controls make it easy to pick up and play.

**Highlights:** Throw balls to crush structures, Hundreds of levels, Diverse visual ambiances, One-tap controls, Addictive gameplay

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $3.99 | one-time |

**What reviewers like**

- 🚀 Addictive and fun
- 👍 Satisfying physics and gameplay
- 🎨 Visually appealing graphics

**What reviewers complain about**

- 💢 Excessive ads
- 🔁 Repetitive levels and block formations
- 🔇 Lack of sound effects

**Reported bugs**

- Game crashes or freezes after ads
- Inconsistent performance on some devices

**Requested features**

- More challenging and varied levels
- Ability to save/carry over unused balls
- Customizable cannons and upgrades


### Shoot Stack

[App page](https://appshunter.io/ios/app/shoot-stack-fire/id1642918118)

Break all the blocks in a tower by shooting them. Navigate through different levels, adapting your strategy to overcome obstacles. Experience a simple yet engaging block-breaking challenge.

**Highlights:** Block elimination gameplay, Obstacle avoidance, Multiple levels, Shooting mechanics, Tower destruction

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Knock Balls! free?

Knock Balls! is free to download, with in-app purchases available.

### Is Shoot Stack free?

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

### Which has better reviews, Knock Balls! or Shoot Stack?

Shoot Stack is rated higher. Knock Balls! averages 4.6 out of 5 from 211K ratings, while Shoot Stack averages 5.0 from 1 ratings.

### Do Knock Balls! or Shoot Stack have ads?

Both Knock Balls! and Shoot Stack show ads.

### Which is updated more often, Knock Balls! or Shoot Stack?

Knock Balls! ships an update every 3 months, and Shoot Stack every 3 days. Most recently, Knock Balls! was updated on October 2, 2026 and Shoot Stack on September 29, 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.*