# Sudoku One.  Easy to expert — 5,500 puzzles, 11 levels

> Extensive Sudoku puzzle collection with multiple difficulty levels and helpful tools. (iPhone/iPad app by Chaviro Software.)

- Source: https://appshunter.io/ios/app/sudoku-one-easy-to-expert/id1494872709 (this page in markdown: same URL + `.md`)
- Developer: [Chaviro Software](https://appshunter.io/developer/536158106)
- Category: Games, Entertainment, Puzzle, Strategy
- Price: Free with in-app purchases
- Rating: 4.50/5 from 10 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 113 MB
- Languages: American English, Dutch, European Spanish, Italian, Korean, German (Germany), Brazilian Portuguese, Turkish, French (France), Japanese
- Released: 2020-01-23
- Data updated: 2026-08-26
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/sudoku-one-easy-to-expert/id1494872709/reviews.md

## What is Sudoku One.  Easy to expert?

Sudoku One includes 5,500 puzzles across 11 difficulty levels, with 500 puzzles in each level. Start with approachable grids and progress all the way to demanding expert challenges.

Every puzzle has one unique solution. Play at your own pace and use the available tools whenever you need them:

• 11 levels, from beginner to expert
• 5,500 Sudoku puzzles
• Pencil notes for possible candidates
• Automatic removal of candidates that are no longer possible
• Undo up to your last 100 actions
• Check whether the grid contains mistakes without revealing them
• Show mistakes when you choose
• Hints to help you move forward
• A clear interface designed for iPhone and iPad

Some puzzles can be unlocked by choosing to watch a rewarded video ad.

Whether you are discovering Sudoku or looking for very difficult grids, Sudoku One lets you improve at your own pace.

## Key features

- Over 5000 Sudoku puzzles
- 11 game levels
- Beginner-friendly grids
- Annotation tools
- Undo function (up to 100 actions)
- Automatic assumption deletion
- Help system with hints and error checking

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| REMOVE ADS & UNLOCK GRIDS | $2.99 | one-time |
| GET 100 Ж | $0.99 | one-time |
| GET 200 Ж | $0.99 | one-time |
| GET 500 Ж | $3.99 | one-time |
| GET 1000 Ж | $6.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/sudoku-one-easy-to-expert/id1494872709/reviews.md

### 5/5 — Le top

*2020-03-28*

Idéal pour passer un bon temps sur son iPhone qq soit le lieu

## Frequently asked questions about Sudoku One.  Easy to expert

### How many Sudoku puzzles does Sudoku one offer?

Sudoku one provides over 5000 Sudoku puzzles across 11 different game levels, ensuring a vast amount of content for players.

### What difficulty levels are available in Sudoku one?

The app features 11 distinct game levels, designed to offer a smooth progression from beginner to expert Sudoku players.

### Can I make notes on the Sudoku grid in Sudoku one?

Yes, Sudoku one allows you to annotate the table to record assumptions and assist in solving complicated cases.

### Does Sudoku one have an undo feature?

Yes, Sudoku one includes an 'UNDO' button that can cancel up to 100 actions, allowing you to test assumptions without fear.

### Does Sudoku one have ads?

Yes, this application contains advertisements.

### What devices is Sudoku one compatible with?

Sudoku one is available for iPhone, iPad, and iPod devices.

### How often is Sudoku one updated?

The latest version, 1.9.1-91, was released on November 3, 2022, indicating recent updates to the application.

### What is the age rating for Sudoku one?

Sudoku one has an age rating of 4+, making it suitable for a wide range of players.

## Version history (last 5 releases)

### 1.9.44 — 2026-08-01

This update improves compatibility with recent versions of iOS and enhances overall game stability.

It also includes several technical fixes and interface adjustments.

### 1.9.1-91 — 2022-11-03

Some changes in this version: 
-help options are now available for free
-there are more freely accessible grids
-several graphical changes to make the game more enjoyable to play

### 1.5.10 — 2021-07-08

Reduced the App size and improved the UI by adding some feedbacks on user actions.

### 1.3.7 — 2020-03-09

Power consumption has been reduced... It means you'll use less battery playing Sudoku.

### 1.3.6 — 2020-02-25

Two small bugs have been fixed.

## Apps similar to Sudoku One.  Easy to expert

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Sort Them All!](https://appshunter.io/ios/app/sort-them-all/id6469030714) | — | Free | Games |
| [Tangled Lines 3D!](https://appshunter.io/ios/app/tangled-lines-3d/id6471268934) | — | Free | Games |
| [Mob Maze Escape](https://appshunter.io/ios/app/mob-maze-escape/id6471991239) | — | Free | Games |
| [Bullet Blitz](https://appshunter.io/ios/app/bullet-blitz/id6740631369) | — | Free | Games |
| [Spot The Differences-Game](https://appshunter.io/ios/app/spot-the-differences-game/id1065804082) | — | Free | Games |
| [SequenQuiz: Quiz Game](https://appshunter.io/ios/app/sequenquiz-quiz-game/id6748083892) | 5.0 (1) | Free | Games |

## More apps by Chaviro Software

- [Orientation: Compass & Map](https://appshunter.io/ios/app/orientation-compass-and-map/id536158103)
- [La Réunion OffLine Map](https://appshunter.io/ios/app/la-reunion-offline-map/id605395218)
- [Paris on Foot : Offline Map](https://appshunter.io/ios/app/paris-on-foot-offline-map/id632005233)
- [London on Foot : Offline Map](https://appshunter.io/ios/app/london-on-foot-offline-map/id639540069)
- [Rome on Foot : Offline Map](https://appshunter.io/ios/app/rome-on-foot-offline-map/id642387280)
- [Père Lachaise Cemetery : Interactive Map](https://appshunter.io/ios/app/pere-lachaise-cemetery-interactive-map/id829528869)

All apps by Chaviro Software: https://appshunter.io/developer/536158106

---

*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 2026-08-26.*