Andoku Sudoku 3

Free Sudoku brain game — 20,000+ logic puzzles, easy to expert.

Andoku Sudoku 3 is a classic Sudoku number puzzle game for smartphones and tablets. Train your brain with thousands of logic puzzles, carefully graded across nine difficulty levels — from very easy to very hard, and playable offline.Features ✔ light and dark themes with a customizable accent color ✔ unlimited undo and redo ✔ pencil-mark notes with automatic candidate computation ✔ hints that point out and explain th…