# Sudoku Classic Fun:6400 Levels

> Classic Sudoku puzzles with multiple difficulty levels and helpful solving tools. (iPhone/iPad app by 朝 姜.)

- Source: https://appshunter.io/ios/app/sudoku-classic-fun6400-levels/id1298472502 (this page in markdown: same URL + `.md`)
- Developer: [朝 姜](https://appshunter.io/developer/897352733)
- Category: Games, Puzzle, Word
- Price: Free with in-app purchases
- Rating: 4.70/5 from 19 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 7.0 · 59 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2018-02-17
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/sudoku-classic-fun6400-levels/id1298472502/reviews.md

## What is Sudoku Classic Fun?

6000+ unique number puzzles to give your mind a real workout!

Features:
1. 4 difficulties from easy to master.
2. Auto save progress of each level and you can continue whenever you are free.
3. Highlight duplicates and conflicts to avoid repeating numbers in a row, column and block.
4. Make notes to keep track of possible numbers in the free cell.
5. Hints, auto-check, and duplicates highlight.
6. Use tips to help solve the puzzle easier.
7. Undo your input.
8. Colorful highlights of different cells.

Enjoy the brain teaser on your phones and tablets!

## Key features

- 6000+ unique Sudoku puzzles
- 4 difficulty levels
- Auto-save progress
- Highlight duplicates and conflicts
- Note-taking feature
- Hints and auto-check
- Undo input

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

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


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/sudoku-classic-fun6400-levels/id1298472502/reviews.md

### 5/5 — Wonderful app

*2025-05-19*

Incredible app! I can't not believe is still working on my iPad mini!! And it's a super fun one.

## Frequently asked questions about Sudoku Classic Fun

### What is Sudoku Classic Fun?

Sudoku Classic Fun is a mobile game offering over 6000 unique Sudoku puzzles across four difficulty levels, designed to challenge your mind.

### Does Sudoku Classic Fun have ads?

No, Sudoku Classic Fun is ad-free, allowing for an uninterrupted puzzle-solving experience.

### Can I play Sudoku Classic Fun offline?

The description does not specify offline play, but Sudoku games typically do not require an internet connection to solve puzzles.

### What are the difficulty levels in Sudoku Classic Fun?

Sudoku Classic Fun features four difficulty levels, ranging from easy to master, to suit players of all skill levels.

### How does Sudoku Classic Fun help with solving puzzles?

The game provides features like highlighting duplicates and conflicts, a note-taking function, hints, and an auto-check to assist players.

### What devices is Sudoku Classic Fun available on?

Sudoku Classic Fun is available on iPhone and iPad devices.

### How often is Sudoku Classic Fun updated?

The app was last updated on August 1, 2018, with version 1.5. Further update frequency is not detailed.

### What is the age rating for Sudoku Classic Fun?

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

## Version history (last 5 releases)

### 1.5 — 2018-08-01

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

Minor bugfixes.

### 1.4 — 2018-06-08

1.    New icon.
2.    GPDR.

### 1.3 — 2018-04-05

1.    Load levels faster.
2.    Up to 6 themes.    
3.    Minor bugfixes.

### 1.2 — 2018-03-12

1.    Load Sudoku levels faster now.
2.    Minor bugfixes.
3.    Perfectly support iPhone X.

### 1.1 — 2018-02-27

1.     Load Sudoku levels faster now.
2.    4 themes free to change.
3.    Remember your last engaged level.
4.    Save your unfinished levels.

## Apps similar to Sudoku Classic Fun

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Sudoku Fun & Mini Games](https://appshunter.io/ios/app/sudoku-fun-and-mini-games/id6738433484) | 5.0 (2) | Free | Games |
| [Sudoku - Fun Puzzle Game](https://appshunter.io/ios/app/sudoku-fun-puzzle-game/id1613519022) | — | Free | Games |
| [Under Construction Ext](https://appshunter.io/ios/app/under-construction-ext/id1461739765) | — | Free | Games |
| [Word Search Classic Ultimate](https://appshunter.io/ios/app/word-search-classic-ultimate/id1472059843) | 4.7 (16,201) | Free | Games |
| [Color Lines. Hexagon](https://appshunter.io/ios/app/color-lines-hexagon/id1244517140) | — | Free | Games |
| [Sudoku ~ Classic Puzzle Games](https://appshunter.io/ios/app/sudoku-classic-puzzle-games/id521559009) | 4.6 (599) | Free | Games |

## More apps by 朝 姜

- [Clash Car Crash - Circle Orbit Zone Rush Mania!](https://appshunter.io/ios/app/clash-car-crash-circle-orbit-zone-rush-mania/id923281139)
- [3 Cars 1 Mind: Impossible Cars Switching Game!](https://appshunter.io/ios/app/3-cars-1-mind-impossible-cars-switching-game/id982164751)
- [Dancing Borderline : Wave Art](https://appshunter.io/ios/app/dancing-borderline-wave-art/id1097464228)
- [Hexagon Match Geometry Puzzle](https://appshunter.io/ios/app/hexagon-match-geometry-puzzle/id1155897172)
- [Classic Maze Game - 10000+ LVL](https://appshunter.io/ios/app/classic-maze-game-10000-plus-lvl/id1174240115)

All apps by 朝 姜: https://appshunter.io/developer/897352733

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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 2026-06-01.*