# Sudoku Note vs Sudoku

The clearest difference is in-app purchases: Sudoku at none against Sudoku Note's 1. Sudoku also leads on iOS requirement (18.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sudoku Note sells 1 one-off in-app purchase. Sudoku asks for nothing beyond the download.

Sudoku Note ships an update weekly, Sudoku every 10 days. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sudoku Note | Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/sudoku-note/id6757120330/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 3 MB |
| Requires iOS | 26.0 | **18.1** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eunjeong Im](https://appshunter.io/developer/1530216032) | [Carl Emil Olle Skoglund](https://appshunter.io/developer/1667664501) |

## What reviewers say

### Sudoku Note

[App page](https://appshunter.io/ios/app/sudoku-note/id6757120330)

Enjoy Sudoku with a paper-like experience using your finger or Apple Pencil. This app features handwriting recognition for input and puzzles designed with step-by-step difficulty explanations.

**Highlights:** Handwritten number input, Apple Pencil support, Handwriting recognition, Step-by-step puzzle difficulty, Detailed solving technique explanations

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sudoku Note I | $3.99 | one-time |


### Sudoku

[App page](https://appshunter.io/ios/app/sudoku-grid-master/id6761785498)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku Note free?

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

### Is Sudoku free?

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

### Do Sudoku Note or Sudoku have ads?

Neither Sudoku Note nor Sudoku shows ads.

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

Sudoku Note ships an update weekly, and Sudoku every 10 days. Most recently, Sudoku Note was updated on October 15, 2026 and Sudoku on October 24, 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.*