# BoxBoy! vs Kurotto Extreme

The clearest difference is review sentiment: Kurotto Extreme at 100% against BoxBoy!'s 0%. Kurotto Extreme also leads on rating (5.0 vs 1.0). BoxBoy!'s advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Kurotto Extreme holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 0% of BoxBoy!'s written reviews are positive against 100% of Kurotto Extreme's.

BoxBoy! ships an update every 12 months, Kurotto Extreme every 22 months. Both last shipped on November 11, 2026.

## The numbers

| Metric | BoxBoy! | Kurotto Extreme |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/boxboy/id828946912/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kurotto-extreme/id1499171663/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 12 months** | Every 22 months |
| Monetization | **Free** | Ad-supported |
| Size | 10 MB | 22 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eun Junseok](https://appshunter.io/developer/439258050) | [Christophe Baranger](https://appshunter.io/developer/982794089) |

## What reviewers say

### BoxBoy!

[App page](https://appshunter.io/ios/app/boxboy/id828946912)

A simple yet challenging puzzle game where you guide a character through intricate levels by manipulating boxes. Solve over 8200 unique stages by strategically moving boxes to designated storage locations. Enjoy a vast amount of free content without any additional downloads or payments.

**Highlights:** Simple puzzle gameplay, Box manipulation mechanics, Over 8200 stages, Free to play, No additional downloads, Intuitive drag controls

**Features:** macOS Compatibility

**In-app purchases:** none


### Kurotto Extreme

[App page](https://appshunter.io/ios/app/kurotto-extreme/id1499171663)

A logic puzzle game originating from Japan with simple rules for hours of engaging challenges. Fill empty cells based on numbered circles indicating continuous black cells, with no time limits and autosave functionality.

**Highlights:** 350+ challenges across 7 difficulty levels, 7 new daily challenges, Autosave progress, No time limits, 2 global leaderboards, Full tutorial

**In-app purchases:** none


## Frequently asked questions

### Is BoxBoy! free?

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

### Is Kurotto Extreme free?

Kurotto Extreme is free to download, with no in-app purchases.

### Which has better reviews, BoxBoy! or Kurotto Extreme?

Kurotto Extreme is rated higher. BoxBoy! averages 1.0 out of 5 from 2 ratings, while Kurotto Extreme averages 5.0 from 1 ratings.

### Do BoxBoy! or Kurotto Extreme have ads?

Kurotto Extreme shows ads; BoxBoy! does not.

### Which is updated more often, BoxBoy! or Kurotto Extreme?

BoxBoy! ships an update every 12 months, and Kurotto Extreme every 22 months. Most recently, BoxBoy! was updated on November 11, 2026 and Kurotto Extreme on November 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*