# Sudoku Trainer! vs Master sudoku step by step

The clearest difference is in-app purchases: Master sudoku step by step at none against Sudoku Trainer!'s 3. Master sudoku step by step also leads on ads (none vs shown). Sudoku Trainer!'s advantage is update cadence (weekly vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Sudoku Trainer! sells 3 in-app purchases, starting at $0.99 per month. Master sudoku step by step asks for nothing beyond the download.

Sudoku Trainer! ships an update weekly, Master sudoku step by step every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Sudoku Trainer! | Master sudoku step by step |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/sudoku-trainer/id6749164735/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 79 MB | 26 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Nelson](https://appshunter.io/developer/1826651384) | [Netline](https://appshunter.io/developer/6773564514) |

## What reviewers say

### Sudoku Trainer!

[App page](https://appshunter.io/ios/app/sudoku-trainer/id6749164735)

This app offers a clean and efficient Sudoku puzzle experience with multiple difficulty levels and helpful tools like notes mode and candidate filling. Enjoy a smooth gameplay with features like auto-save, dark mode, and offline play.

**Highlights:** Multiple difficulty levels, Notes mode, Candidate filling button, Smart hints, Auto-save progress, Dark mode, Offline play

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sudoku Premium Monthly | $0.99 | per month |
| Sudoku Premium Annual | $4.99 | per year |
| Sudoku Premium Lifetime | $9.99 | one-time |


### 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


## Frequently asked questions

### Is Sudoku Trainer! free?

Sudoku Trainer! is free to download, with in-app purchases available.

### Is Master sudoku step by step free?

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

### Do Sudoku Trainer! or Master sudoku step by step have ads?

Sudoku Trainer! shows ads; Master sudoku step by step does not.

### Which is updated more often, Sudoku Trainer! or Master sudoku step by step?

Sudoku Trainer! ships an update weekly, and Master sudoku step by step every 3 weeks. Most recently, Sudoku Trainer! was updated on October 25, 2026 and Master sudoku step by step on October 25, 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.*