Daily Neon Sudoku is an online sudoku game that you can play from your phone or computer. Sudoku is always a great time killer for those of you who want to exercise your brain on a daily basis. You have 4 different modes to choose from Easy, Normal, Hard, and Expert. Play the game of the day at whatever pace you like. If you just want to unwind and not think that much or if you really want to challenge yourself, then there are different modes for you to choose from. If you need more puzzles, then click on the date and choose one from a different date.