# Master sudoku step by step vs Cluedoku

The clearest difference is ads: Master sudoku step by step at none against Cluedoku's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

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

Master sudoku step by step ships an update every 3 weeks, Cluedoku every 2 weeks. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Master sudoku step by step | Cluedoku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 26 MB | 249 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Netline](https://appshunter.io/developer/6773564514) | [Onebutton Games](https://appshunter.io/developer/1468874750) |

## What reviewers say

### Master sudoku step by step

[App page](https://appshunter.io/ios/app/master-sudoku-step-by-step/id6773564512)

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

**In-app purchases:** none


### Cluedoku

[App page](https://appshunter.io/ios/app/cluedoku-logic-grid-puzzles/id6790479026)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Master sudoku step by step free?

Master sudoku step by step is free to download, with no in-app purchases.

### Is Cluedoku free?

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

### Do Master sudoku step by step or Cluedoku have ads?

Cluedoku shows ads; Master sudoku step by step does not.

### Which is updated more often, Master sudoku step by step or Cluedoku?

Master sudoku step by step ships an update every 3 weeks, and Cluedoku every 2 weeks. Most recently, Master sudoku step by step was updated on October 25, 2026 and Cluedoku on October 12, 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.*