# NinjaSudoku vs Sudoku

The clearest difference is update cadence: Sudoku at every 3 weeks against NinjaSudoku's every 52 months. NinjaSudoku's advantage is iOS requirement (15.6 vs 26.0). On price, ads, 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.

NinjaSudoku ships an update every 52 months, Sudoku every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | NinjaSudoku | Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sudoku-ai/id1519634079/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 6 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Compiled](https://appshunter.io/developer/520829733) | [Raymond Kim](https://appshunter.io/developer/1321292957) |

## What reviewers say

### NinjaSudoku

[App page](https://appshunter.io/ios/app/ninjasudoku/id1236311684)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sudoku

[App page](https://appshunter.io/ios/app/sudoku-ai/id1519634079)

Engage with classic Sudoku puzzles using an intelligent assistant for hints and notes. Enjoy a clean interface with customizable difficulty, dark mode, and progress tracking. Learn the game and save your progress to continue anytime.

**Highlights:** AI-powered hints, Note-taking for cells, Highlighting of related cells, Undo functionality, Multiple difficulty levels, Dark Mode support, Progress tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NinjaSudoku free?

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

### Is Sudoku free?

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

### Do NinjaSudoku or Sudoku have ads?

Neither NinjaSudoku nor Sudoku shows ads.

### Which is updated more often, NinjaSudoku or Sudoku?

NinjaSudoku ships an update every 52 months, and Sudoku every 3 weeks. Most recently, NinjaSudoku was updated on November 2, 2026 and Sudoku on November 3, 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.*