Happy Sudoku-AI Hints
AI Sudoku Easy Start Fast
Free · Designed for iPad
Happy Sudoku is an intelligent Sudoku game developed with Flutter, combining AI technology with innovative level design. The game features a dynamic infinite-scrolling level selection system, providing players with a unique gaming experience.
#### Core Features
1. **Innovative Level System**
* **Dynamic Level Path**: Programmatically generated infinite scrolling curve path for level display
* **Stage-based Layout**: Levels divided into multiple stages, each containing a fixed number of levels
* **Smart Loading**: Lazy loading technology for optimized performance and memory usage
* **Smooth Experience**: Intelligent scroll monitoring and preloading mechanism
* **Visual Feedback**: Current level highlighting, clear stage separation, and special character display
2. **Smart Game Features**
* **AI Hint System**: Intelligent analysis of solving strategies
* **Note Mode**: Support for candidate number recording in cells
* **Highlight Hints**: Highlight same numbers for assistance
* **Error Detection**: Real-time input error detection
* **Undo Function**: Support for undoing previous moves
3. **Game Interface**
* **Professional Sudoku Board**: 9x9 standard grid with clear 3x3 sub-grid division
* **Smart Input System**: Bottom number pad supporting number input and note mode
* **Visual Feedback**: Selected cell highlighting with related cells (row, column, box) highlighting
* **Status Display**: Timer, error counter (heart display), game progress
* **Theme Switching**: Multiple preset themes (green, blue, sakura, red, deep purple)
4. **Game Mechanics**
* **Difficulty Levels**: From beginner to master level
* **Progress Saving**: Independent save for each level
* **Achievement System**: Record solving time and success rate
* **Error Limit**: Maximum 3 errors allowed
* **Haptic Feedback**: Operation vibration feedback
5. **Personalization**
* **Theme Customization**: Multiple preset themes with real-time switching
* **Haptic Settings**: Customizable vibration feedback
* **Interface Optimization**: Dark mode support, customizable font size
* **Operation Habits**: Customizable gestures and operation methods
* **Multilingual**: Support for 18 languages
6. **Technical Features**
* **Performance Optimization**: Smooth gaming experience, low power consumption
* **Offline Mode**: Full offline support
* **Auto-save**: Real-time progress saving
* **Data Security**: Secure user data storage
* **Continuous Updates**: Regular feature optimization and content updates
#### Usage Scenarios
1. **Daily Entertainment**
* **Commute Time**: Solve puzzles during travel
* **Relaxation**: Unwind after work or study
* **Waiting Time**: Pass time while waiting
* **Bedtime Relaxation**: Light game for better sleep
* **Family Entertainment**: Suitable for all ages
2. **Learning and Training**
* **Mathematical Thinking**: Develop logical reasoning
* **Concentration**: Improve focus and attention
* **Memory**: Exercise memory through puzzle solving
* **Thinking Training**: Develop systematic thinking
* **Stress Relief**: Relax through puzzle solving
3. **Professional Training**
* **Sudoku Competition**: Preparation for competitions
* **Brain Training**: Professional brain training tool
* **Solving Techniques**: Learn advanced solving methods
* **Speed Training**: Improve solving speed
* **Difficulty Challenge**: Challenge high-difficulty puzzles
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
1. Save and exit function can save [button state] + [recorded notes]
2. Fixed the issue of note prompts being displayed in dark mode
3. Added version number to settings
The developer, 兆扬 张, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 兆扬 张
- Size
- 49.6 MB
- Category
- Strategy
- Compatibility
Requires iOS 12.0 or later.
- iPhone
Requires iOS 12.0 or later. - iPad
Requires iPadOS 12.0 or later. - iPod touch
Requires iOS 12.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
English and 16 more
- English, Arabic, French, German, Indonesian, Italian, Japanese, Korean, Malay, Portuguese, Russian, Simplified Chinese, Spanish, Thai, Traditional Chinese, Turkish, Vietnamese
- Age Rating
4+
- 4+
- Copyright
- © 2025 张兆扬