LIGHT PUZZLE

Lumen

Switch one light and its direct neighbours change with it. Read the pattern, plan your moves and make the entire grid glow.

Lumen light puzzle with a glowing black-and-gold grid

ABOUT THE GAME

Find the light.

Every move switches a tile and its direct neighbours. Because every starting pattern is created from a completed grid, every puzzle has a solution. Finish in as few moves as you can.

  • Solvable 4 × 4 and 5 × 5 puzzles
  • Visual introduction and free step-by-step hints
  • Local personal bests for each grid size
  • Touch, mouse, keyboard and offline play