Shikaku is a logic puzzle where you divide a grid into rectangles. Each number tells you exactly how big its rectangle must be. Simple rules, deep strategy. Shikaku Pro is built for people who love puzzles and hate ads. No banners. No pop-ups. No timers. Just you and the grid. FEATURES - 200+ handcrafted puzzles across multiple zones - Daily puzzle with streak tracking - Hint system to help when you're stuck - Dark mode and multiple color themes - Relaxing background music and subtle sound effects - Clean, minimal design that gets out of your way HOW TO PLAY Tap and drag to draw rectangles on the grid. Each rectangle must contain exactly one number, and that number must equal the area of the rectangle. Fill the entire grid to solve the puzzle. Perfect for fans of nonograms, sudoku, picross, and other logic puzzles.