Light Up Akari - PuzzleMonster

Light Up, also known as Akari, is a logic puzzle about lighting the board. You place bulbs that shine down their whole row and column until a wall blocks them, and your goal is to illuminate every white cell. Two bulbs can never see each other, and every numbered wall has to be satisfied exactly. Features: • Tap a cell to place or remove a bulb • Drag across cells to mark them empty with an X, no mode switching • Light rays spread across the board with a warm glow • Bulbs that see each other flash red right away • Numbered wall clues turn green once they're satisfied • Undo any move with a single tap • Three difficulty levels: Easy, Medium, Hard • Pick up right where you left off • Stats and best times for every difficulty • Plays fully offline • No third-party ads, only occasional suggestions for other PuzzleMonster games A bright, rewarding puzzle that's all about careful deduction. If you enjoy Sudoku, Minesweeper, or grid logic, Light Up is easy to fall into.

Every puzzle now has a number. Play each level from #1 up, pick any number, or send one to a friend and race their time. A new daily puzzle every day, the same for everyone.