Sudoku Challenge

Introduction

Welcome to Sudoku Challenge, the ultimate online HTML5 Sudoku game designed for players of all skill levels. Whether you are a beginner looking to learn the basics or an expert seeking a new challenge, Sudoku Challenge offers a fun, addictive, and engaging experience.

Game Features

Multiple Game Modes: Enjoy various game modes to suit your preference, from easy and relaxing to challenging and expert levels.
Different Grid Sizes: Choose from different grid sizes, including the classic 9x9 and smaller grids for a quicker game.
Complete Sudoku Tutorial: New to Sudoku? Our comprehensive tutorial and user guide will help you get started and improve your skills.
Daily Challenges: Participate in daily challenges to test your skills, earn rewards, and climb the leaderboards.
Auto-Check and Hints: Use the auto-check feature to identify mistakes in real-time and hints to help you when you're stuck.
Note Mode: Turn on note mode to take notes and keep track of your progress.
Unlimited Undo: Make mistakes? No problem Use the unlimited undo feature to correct them quickly.
Autosave: Leave your game incomplete? It will be saved for you to continue anytime.

Level Descriptions

Easy: Perfect for beginners, the easy level provides a gentle introduction to Sudoku, helping you build your skills and confidence.
Medium: Step up the challenge with the medium level, ideal for those who have some experience but want to improve their solving techniques.
Hard: For the more experienced players, the hard level offers a significant challenge that will test your skills and strategies.
Expert: The ultimate test for Sudoku masters, the expert level is designed for those who are looking for the most challenging puzzles.

How to Play Sudoku Challenge

To play Sudoku Challenge, follow these simple steps:

Select Your Grid Size: Choose the grid size you prefer, whether it's the classic 9x9 or a smaller grid.
Choose Your Difficulty Level: Select from easy, medium, hard, or expert levels based on your skill level.
Fill in the Numbers: Use the number-first input feature to fill in the numbers. Tap and hold a number to lock it and use it for multiple cells.
Use Notes and Hints: Turn on note mode to take notes and use hints when you need help.
Check Your Progress: Use the auto-check feature to find mistakes and correct them using the unlimited undo option.
Complete the Puzzle: Fill in all the numbers correctly to complete the puzzle and earn rewards.

Additional Features

Dark Theme: Play Sudoku before bed with our dark theme, designed for comfort and eye care.
Game Stats: Track your progress with detailed game statistics for each difficulty level.
Global Competition: Compete with players worldwide through our daily challenges and leaderboards.

Sudoku Challenge is a free, online HTML5 game that is easy to play, fun, and highly addictive. Whether you're playing for relaxation or to challenge yourself, Sudoku Challenge is the perfect game for you. Start your Sudoku journey today and enjoy the mental health benefits of this engaging brain game