# Billy Box (Stack Attack) vs Numpuz

The clearest difference is review sentiment: Numpuz at 72% against Billy Box (Stack Attack)'s 0%. Billy Box (Stack Attack)'s advantage is ads (none vs shown) and update cadence (weekly vs every 3 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Billy Box (Stack Attack) sells 3 one-off in-app purchases and Numpuz sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Billy Box (Stack Attack) ships an update weekly, Numpuz every 3 weeks. The most recent releases landed on September 19, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Billy Box (Stack Attack) | Numpuz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (105K ratings)](https://appshunter.io/ios/app/numpuz-number-puzzle-games/id1340841589/reviews)** |
| Number of ratings | — | **105K** |
| Positive reviews | 0.0% of reviews | **71.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 57 MB | 390 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alessandro de Sanctis](https://appshunter.io/developer/694885740) | [Wuhan Dobest Information Technology Co, Ltd.](https://appshunter.io/developer/917530329) |

## What reviewers say

### Billy Box (Stack Attack)

[App page](https://appshunter.io/ios/app/billy-box-stack-attack/id1146154065)

Arrange boxes in challenging levels based on a classic 90s puzzle game. Test your skills and spatial reasoning in this engaging experience.

**Highlights:** Box stacking puzzle gameplay, Multiple difficulty levels, Inspired by 90s vintage puzzles, Modernized puzzle mechanics, Challenging level design

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Unlimited Lives | $0.99 | one-time |
| Unlock all Worlds | $0.99 | one-time |


### Numpuz

[App page](https://appshunter.io/ios/app/numpuz-number-puzzle-games/id1340841589)

A classic sliding number puzzle game that challenges your logic and brainpower. Swipe and arrange numbered tiles in order to solve the maze. Offers multiple difficulty levels and a retro wooden interface for an engaging experience.

**Highlights:** Swipe and place tiles, Challenge number maze, Multiple difficulty levels, Wooden retro UI, Timer function, Test logic and reaction speed, Play offline

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| number block - Unlock 2 modes | $0.99 | one-time |
| Remove ads | $2.99 | one-time |

**What reviewers like**

- 🎮 Fun and entertaining games
- 💡 Wide variety of games in one app
- 🧠 Helps improve brain function
- 👍 No in-app purchases required

**What reviewers complain about**

- 🔍 Misleading advertising
- 🔍 Not what the app is advertised as
- 📢 Excessive and intrusive ads
- 🔋 Causes device overheating and battery drain

**Reported bugs**

- Frequent crashes and freezes
- Levels/progress randomly resetting
- Inconsistent game mechanics and bugs

**Requested features**

- Add option to remove ads
- Improve game instructions and translations
- Add progress tracking and checkpoints
- Introduce multiplayer or social features


## Frequently asked questions

### Is Billy Box (Stack Attack) free?

Billy Box (Stack Attack) is free to download, with in-app purchases available.

### Is Numpuz free?

Numpuz is free to download, with in-app purchases available.

### Do Billy Box (Stack Attack) or Numpuz have ads?

Numpuz shows ads; Billy Box (Stack Attack) does not.

### Which is updated more often, Billy Box (Stack Attack) or Numpuz?

Billy Box (Stack Attack) ships an update weekly, and Numpuz every 3 weeks. Most recently, Billy Box (Stack Attack) was updated on September 19, 2026 and Numpuz 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.*