LibreSudoku

Libre-Sudoku is a feature-packed Sudoku app for Android. Enjoy 9x9, 6x6, and 12x12 puzzles with 4 difficulty levels. Features include pencil marks, undo, game pause, zoom, and pan. Choose from 2 input methods and mistake-checking options. Track stats like best times, win streaks, and win rates. Save progress, customize themes, and explore tutorials. Create custom puzzles manually or from strings.