# 24 vs Killer Sudoku Pro

The clearest difference is device support: 24 at 3 against Killer Sudoku Pro's 1. 24 also leads on iOS requirement (6.0 vs 16.0). On price, ads 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.

## The numbers

| Metric | 24 | Killer Sudoku Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (72 ratings)](https://appshunter.io/ios/app/24-classical-math-game/id1179324986/reviews)** | — |
| Number of ratings | **72** | — |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Free | — |
| Size | 55 MB | 1 MB |
| Requires iOS | **6.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [德军 朱](https://appshunter.io/developer/635191375) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### 24

[App page](https://appshunter.io/ios/app/24-classical-math-game/id1179324986)

A classic math puzzle game where you use four numbers and basic arithmetic operations to reach the target number 24. Test your mental agility and see how many puzzles you can solve.

**Highlights:** Use four numbers, Apply +, -, ×, / operations, Solve for 24, Timed challenges, Brain training

**Features:** macOS Compatibility

**In-app purchases:** none


### Killer Sudoku Pro

[App page](https://appshunter.io/ios/app/killer-sudoku-pro/id6770951811)

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

**In-app purchases:** none


## Frequently asked questions

### Is 24 free?

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

### Is Killer Sudoku Pro free?

Killer Sudoku Pro is free to download, with no in-app purchases.

### Do 24 or Killer Sudoku Pro have ads?

Neither 24 nor Killer Sudoku Pro shows 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.*