Sudoku Free

Developer's DescriptionBy Volcano EntertainmentSudoku by Volcano is the best puzzle game you can find for your phone and tablet, and it'll help you to learn and improve your skills in the sudok...Sudoku by Volcano is the best puzzle game you can find for your phone and tablet, and it'll help you to learn and improve your skills in the sudoku game.With our hint system, it'll teach you all the skills you need to solve the puzzle with every step, and the instructions are very easy to understand, also with helpful animations and colorful visual effects. The hint system will not only tell you the answer but also help you to understand why the answer is. In the training mode, it'll be with you whether you're completely new to this game, or the way to the expert.We created this innovative free game with several various key features:Sudoku variations such as squiggly, X and Color8 difficulty levels from very beginners to the expertHint system will help to learn how to solve the puzzle, not only the answer but also why the answer isCareer statistics to keep track of your game progressGlobal leaderboard and achievement, which you can share or compete with your friends or othersYou can update your puzzle from the server at any time, without re-installing the gameCompete with global players in the Champions Challenge and win the bountyCustom puzzle can let you create your own puzzle as composed by yourself, or from the papersMore than 15000 puzzles are waiting for youduring the game, you will be able toAuto highlighted numbers for intelligent hintUse pencil marksDouble-tap the cell to erase numbersUse various kind of items, like check the errorsUnlimited redo & undoyou can also found more useful functions likeYou can share to your friends via Google+, Twitter, and FacebookAuto-save, you can pause at anytime you like without losing any progressUse Dark mode in the night to protect your eyesTimer, you can also disable it in settingsSelected cell highlightingIncorrect digits markEnchanting visual effectsVarious numerals like Chinese or RomanUniversal App looks great on phone and tabletGive us feedback in the game, with your help we'll make it betterWe hope you will enjoy the stunning designs of our sudoku, it's really a brain teaser game which helps to work out your brain! All for FREE!