# Sudoku One — Simple & Clean Sudoku Puzzle

> Simple & Clean Sudoku Puzzle (iPhone/iPad app by Naoki Tanaka.)

- Source: https://appshunter.io/ios/app/sudoku-one/id6760675628 (this page in markdown: same URL + `.md`)
- Developer: [Naoki Tanaka](https://appshunter.io/developer/1885652823)
- Category: Games
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 13.0 · 24 MB
- Languages: American English
- Released: 2026-03-24
- Data updated: 2026-10-28

## What is Sudoku One?

Sudoku One is a simple and beautiful Sudoku app.

[Features]
- Mini Sudoku 6×6 (Easy, Medium)
- Full Sudoku 9×9 (Easy, Medium, Hard, Expert, Master)
- Daily Challenge with a new puzzle every day
- Streak tracking to build your habit
- Tutorial for beginners
- Mistake, hint, and time tracking
- Note mode for candidates

From quick puzzles to serious challenges. Train your brain a little every day.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Is Sudoku One safe?

Not enough ratings yet to assess Sudoku One.

## Is Sudoku One legit?

Sudoku One has limited verification signals. The AppsHunter Legitimacy Score for Sudoku One is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 4 releases)

### 1.2.1 — 2026-06-10

Fixed an issue with the purchase process.

### 1.2.0 — 2026-06-06

Added one-time purchase to remove all ads permanently.

### 1.1.0 — 2026-03-28

· Improved iPad layout (portrait and landscape)
· Auto-detect device language on first launch
· Improved tutorial screen layout on iPad
· Fixed text overflow in Portuguese, Spanish, and French

### 1.0 — 2026-03-25

No release notes.

## More apps by Naoki Tanaka

- [CELPIP Speaking AI: Test Prep](https://appshunter.io/ios/app/celpip-speaking-ai-test-prep/id6762084275)
- [IELTS Speaking AI: Test Prep](https://appshunter.io/ios/app/ielts-speaking-ai-test-prep/id6775212715)

All apps by Naoki Tanaka: https://appshunter.io/developer/1885652823

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-28.*