Simply tap a square to pop up the keyboard. Press the color cube to highlight all entries of a certain color, or show how many of each color have been played and in which box. Features ------- • Puzzles completed are synced between your iOS devices • Landscape or Portrait • Fullscreen Mode • Undo and Redo • Show or Hide Mistakes • Hide Numbers • Notes • Opens External Puzzles Opening Outside Puzzles --------------------- Write or enter your own puzzles in the "Free Sudoku Solver" app and then open them within this app to play them