Offline Android game

Sudoku

A privacy-friendly Sudoku game made for offline play, with thoughtful notes, quick-fill controls, progress tracking, achievements, themes, and polished layouts across phones, tablets, and desktop-style input.

Features

  • Easy, Medium, and Hard Sudoku levels with unique-solution puzzle generation and no internet required.
  • Notes mode, candidate highlighting, note removal, and swipe quick-fill for fast pencil-mark workflows.
  • Long-press a selected number and drag across editable cells to fill or note multiple cells without clearing placed numbers.
  • Highlights rows, columns, boxes, matching numbers, candidate notes, completed digits, and incorrect cells clearly.
  • Tracks player stats, mistakes, streaks, and Google Play achievements for a more rewarding progress loop.
  • Undo, hints, themes, level badges, vibration, celebration screens, and carefully tuned status/action layouts.
  • Responsive layouts for phones and tablets, including improved portrait and landscape spacing.
  • Keyboard support makes the game comfortable on desktop-style Android environments and larger screens.