Sudoku App offers a range of game levels, different square size puzzles (2x2, 2x3, 3x3), use numbers or letter or flags games, standard controls for the game. App will stream live radio,music also play audio files from install device (automatically scanned and included in the Music category.).Play will stop and recommence for incoming/outgoing calls and lower for notifications. Categories can be added,existing stations can be altered and new stations can be added.Standard audio features(play,