Put every number in its place and master the timeless sliding puzzle. 15 Puzzle : Mystic Square brings the classic number puzzle to mobile with smooth touch controls, colorful tiles and a calm, polished presentation. Move one numbered tile at a time into the empty square, restore the 4 × 4 board from 1 to 15 and try to solve it in fewer moves. EASY TO LEARN, SATISFYING TO SOLVE Tap a tile beside the empty space to slide it. Every shuffle is created through valid moves, so each board has a solution. There is no timer pressure—study the board, plan your route and improve your move count at your own pace. FEATURES • Classic 4 × 4 sliding-number puzzle • Simple one-touch tile controls • Solvable shuffled boards • Move counter for tracking your performance • Quick Shuffle option for a fresh challenge • Colorful, clean and readable tile design • Relaxing music and satisfying tile sound effects • Leaderboard with your result and player percentile • Ten interface languages: English, Spanish, French, German, Chinese, Japanese, Russian, Portuguese, Italian and Korean • Play without an internet connection Whether you know it as the 15 puzzle, sliding puzzle, number puzzle or Mystic Square, the challenge is the same: think ahead, use the empty space wisely and place every tile in order. How few moves will you need to solve the Mystic Square?