Sudoku - Happy Brain: Classic Free Puzzles

Solve sudoku puzzles, train with Sudoku - Happy Brain.😁 Here you can spend your free time keeping your mind sharp.Thousands of sudoku puzzles are available. Install to start now!

Sudoku is a classic logic-based puzzle. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 subgrids that compose the grid (also called "boxes", "blocks", or "regions") contain all of the digits from 1 to 9. Puzzle has a single solution.

Our free sudoku puzzle has some features that make the game easier for you: hints, auto-check, highlight duplicates, long press to fill several numbers quicker and more.

Be logical. Play intellectual games.

Features:

✔️ Long press to fill quickly

✔️ Game statistics

✔️ Theme manager

✔️ Intuitive Number Pad

✔️ Smart Notes

✔️ Conflict Checking

✔️ Auto Save Mode

✔️ Difficulty levels

✔️ Game Timer

✔️ Pause/Resume Puzzle