# Irodoku

> Colorful Sudoku puzzle game with multiple difficulty levels and smooth animations. (iPhone/iPad app by Bradley Wayne Stewart.)

- Source: https://appshunter.io/ios/app/irodoku/id6705137611 (this page in markdown: same URL + `.md`)
- Developer: [Bradley Wayne Stewart](https://appshunter.io/developer/1769057564)
- Category: Games, Board, Puzzle
- Price: Free
- Rating: 5.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 17.5 · 0 MB
- Languages: English
- Released: 2024-09-28
- Data updated: 2026-06-06
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/irodoku/id6705137611/reviews.md

## What is Irodoku?

Irodoku: A Colorful spin on Sudoku!

Get ready to experience Sudoku like never before with Irodoku, the colorful puzzle that will challenge your mind while adding a delightful splash of colors to your screen! Whether you're a seasoned Sudoku master or just a beginner, Irodoku offers fun and stimulating gameplay that everyone can enjoy.

Features:
- 9x9 Colorful Grids: The classic Sudoku grid, now with vibrant colors! Fill in each square with a unique color while adhering to the traditional Sudoku rules.
  
- Multiple Difficulty Levels: Choose from Easy, Medium, Hard, and Very Hard modes to suit your skill level. Start with more pre-filled squares for an easy game or take on a real challenge with fewer hints in Very Hard mode!

- Smooth Animations: Feel the excitement as completed rows, columns, and quadrants come to life with satisfying animations to reward your progress.

- Undo & Delete: Made a mistake? No problem! With the undo and delete features, you can easily undo or delete your moves without any hassle.

- Color Picker: Select your colors and fill the board with vibrant hues, making sure each square is distinct and complies with the rules.

- Non-erasable Prefilled Squares: To maintain the challenge, any squares that are prefilled when the game starts cannot be erased, adding an extra layer of strategy.

- Beautifully Designed Interface: Simple and intuitive, Irodoku is designed to make it easy to play, with smooth controls and eye-catching colors.

How to Play:
- Fill the 9x9 grid with colors, ensuring that no row, column, or 3x3 quadrant has duplicate colors.
- Start with Easy mode if you're new to Irodoku and work your way up to Very Hard to really test your skills!

With its intuitive gameplay and beautiful animations, Irodoku offers hours of relaxing yet brain-teasing fun. Whether you’re playing for a quick puzzle fix or a serious challenge, you’ll love solving puzzles with colors in Irodoku.

Download now and add some color to your puzzle-solving experience!

## Key features

- 9x9 Colorful Grids
- Multiple Difficulty Levels
- Smooth Animations
- Undo & Delete Functionality
- Color Picker
- Non-erasable Prefilled Squares


## Frequently asked questions about Irodoku

### What is Irodoku?

Irodoku is a colorful twist on the classic Sudoku puzzle game. It uses colors instead of numbers on a 9x9 grid, offering a fresh and visually engaging experience for players of all skill levels.

### Does Irodoku have ads?

No, Irodoku is ad-free, allowing for an uninterrupted puzzle-solving experience.

### What difficulty levels are available in Irodoku?

Irodoku offers multiple difficulty levels including Easy, Medium, Hard, and Very Hard, allowing players to tailor the challenge to their skill level.

### Can I undo my moves in Irodoku?

Yes, Irodoku features an undo and delete function, so you can easily correct any mistakes without hassle.

### What devices does Irodoku support?

Currently, Irodoku supports iPhones, providing a mobile-friendly puzzle experience.

### How often is Irodoku updated?

Irodoku was last updated on September 28, 2024, with version 1.0. Future updates will likely continue to enhance the gameplay and features.

### What is the age rating for Irodoku?

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

### What makes Irodoku different from traditional Sudoku?

The primary difference is the use of vibrant colors instead of numbers, along with smooth animations that reward progress, offering a more visually stimulating and modern puzzle experience.

## Version history (last 1 release)

### 1.0 — 2024-09-28

No release notes.

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## More apps by Bradley Wayne Stewart

- [Color Blitz!](https://appshunter.io/ios/app/color-blitz/id6692635005)

All apps by Bradley Wayne Stewart: https://appshunter.io/developer/1769057564

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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 2026-06-06.*