# Clear 4 vs Slabudoku

Clear 4 and Slabudoku are too close to call on the numbers: across 6 compared parameters — price, ads, in-app purchases and monetization model among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Clear 4 | Slabudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/clear-4/id1546584385/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | — |
| Monetization | Ad-supported | Ad-supported |
| Size | 74 MB | 91 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [文锋 郑](https://appshunter.io/developer/1590995911) | [Benjamin Richy](https://appshunter.io/developer/1636888789) |

## What reviewers say

### Clear 4

[App page](https://appshunter.io/ios/app/clear-4/id1546584385)

A free puzzle game where players strategically click squares to trigger chain reactions and clear the board. It features simple mechanics with elements like rotating baffles and black holes to add complexity.

**Highlights:** Chain reaction gameplay, Strategic square clicking, Rotating baffles, Black holes, Limited steps to clear levels

**Features:** macOS Compatibility

**In-app purchases:** none


### Slabudoku

[App page](https://appshunter.io/ios/app/slabudoku/id1667626621)

A colorful puzzle game that challenges your brain with a twist on classic Sudoku. Fill grids with numbers, but with cells that can stretch horizontally or vertically, adding complexity. It offers a relaxing yet engaging experience for puzzle enthusiasts.

**Highlights:** Brain training puzzles, Classic Sudoku mechanics, Expandable cells, Colorful design, Relaxing gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clear 4 free?

Clear 4 is free to download, with no in-app purchases.

### Is Slabudoku free?

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

### Do Clear 4 or Slabudoku have ads?

Both Clear 4 and Slabudoku show ads.

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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.*