# Sudoku Puzzles SDG — Classic Sudoku Puzzles

> Classic Sudoku Puzzles (iPhone/iPad app by SDG CODE DOO NIS.)

- Source: https://appshunter.io/ios/app/sudoku-puzzles-sdg/id1372750870 (this page in markdown: same URL + `.md`)
- Developer: [SDG CODE DOO NIS](https://appshunter.io/developer/1343251532)
- Category: Games, Board
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 12 MB
- Languages: American English
- Released: 2018-04-22
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/sudoku-puzzles-sdg/id1372750870/reviews.md

## What is Sudoku Puzzles SDG?

In need of a great game to get your thinking sharper, focus clearer and mental processes stronger? You’ve come to the right place. Our Sudoku app helps you strengthen your logical skills one puzzle at a time. Thanks to its simple design, responsive interface and 4 levels of difficulty, our app gives you enough reason and challenge to practice your Sudoku skills every day.

With a number of unique features, including mistake and number highlighting, history undo/redo option, note keeping and hint option, our Sudoku app also provides you with enough support to solve each puzzle.

The autosave option allows you to exit the game while still keeping the data from the last puzzle saved. And for an easy monitoring of your progress, we’ve added the ranking list option for each level.

Download it now free of charge and see just how awesome it is!

Features 
- 4 difficulty levels
- Simple, responsive design
- User-friendly interface
- Ranking list for every level
- Autosave for the last puzzle
- Number highlight 
- Mistake highlight
- History undo/redo
- Note keeping 
- Hint option 

Thank you for taking the time to review our application.


## Version history (last 3 releases)

### 2.0.1 — 2026-01-27

- the design has been improved

### 2.0.0 — 2024-01-16

- the design has been improved

### 1.0.0 — 2018-04-22

This app has been updated by Apple to display the Apple Watch app icon.

## Apps similar to Sudoku Puzzles SDG

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Sudoku - Number Logic Puzzle](https://appshunter.io/ios/app/sudoku-number-logic-puzzle/id6449709464) | 5.0 (1) | Free | Games |
| [MultiSudoku: Samurai Sudoku](https://appshunter.io/ios/app/multisudoku-samurai-sudoku/id1136675288) | 4.8 (2,249) | Free | Games |
| [Sudoku IQ - Train your Brain](https://appshunter.io/ios/app/sudoku-iq-train-your-brain/id1196710560) | 4.6 (40) | Free | Games |
| [Sudoku 6](https://appshunter.io/ios/app/sudoku-6/id568783854) | 4.3 (7) | Free | Games |
| [Sudoku9 Pro](https://appshunter.io/ios/app/sudoku9-pro/id386917779) | 4.6 (19) | $2.99 | Games |
| [Sudoku Numbers](https://appshunter.io/ios/app/sudoku-numbers/id1086381101) | 3.8 (4) | Free | Games |

## More apps by SDG CODE DOO NIS

- [Discount Calculator SDG](https://appshunter.io/ios/app/discount-calculator-sdg/id1343251533)
- [Age Calculator - Birthday](https://appshunter.io/ios/app/age-calculator-birthday/id1347235221)
- [Step Counter - SDG](https://appshunter.io/ios/app/step-counter-sdg/id1349335506)
- [365 Pedometer](https://appshunter.io/ios/app/365-pedometer/id1372437041)
- [Step Counter - Calorie Counter](https://appshunter.io/ios/app/step-counter-calorie-counter/id1374245987)

All apps by SDG CODE DOO NIS: https://appshunter.io/developer/1343251532

---

*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 2026-05-16.*