Try new, updated version of the app: https://play.google.com/store/apps/details?id=com.italankin.fifteen2 15 puzzle is a simple sliding game. Your goal is to arrange tiles in ascending order (left-to-right, top-to-bottom) by moving puzzle pieces. Features: ⭐️ three game types: "classic", "snake" and "spiral" ⭐️ supports any custom size from 3x3 to 8x8 (puzzle size is not restricted to square, you can play 4x5 if you want to) ⭐️ two game modes: "easy" and "hard" (in hard mode you can only see n