Difficult Sudoku is for advanced players! Hard Sudoku is characterized by the fact that cells contain much fewer numbers than simple or medium ones. To solve hard level Sudoku puzzles, you should already know some tactics and tricks. Popular methods and techniques for solving hard web Sudoku Print difficult Sudoku and use different colors and symbols to solve it. This way, you can track whether certain numbers have already been used with color. Symbols can mark solutions based on others. You can also use the online notes feature on Sudoku.com. This way, you can first check whether you are moving in the right direction when solving hard Sudoku puzzles. In addition, there is a “double” tactic. This tactic is characterized by the fact that in a row, column, or in a small square, you can still place only two possible numbers. But you do not know which one to put. The idea is that you make a mark about it and exclude it from further decision. This reduces the number of options to solve, and it becomes easier to solve the puzzle. The same can be done for three digits. This tactic is called a “triplet” or “triple”. Pros of playing hard web Sudoku puzzles The advantages of free web difficult Sudoku puzzles are obvious. Sudoku puzzles are always available on your smartphone. In addition, the Sudoku.com website has useful features, such as tips, notes, eraser, delete function. Solving puzzles becomes much easier with such tools. Some time and effort - and you will become a professional in the Sudoku game soon! Are you looking for a fast way to get better at solving Sudoku puzzles? Many people would like to get better at playing Sudoku but they feel like they don’t have time. They might assume that they have to buy Sudoku books or play Sudoku everyday for hours. But the truth is, you can improve your Sudoku skills just by doing a few simple things in 5 minutes or less. If you use some of these tips, you can improve your Sudoku skills in 5 minutes or less everyday: Are you looking for a fast way to get better at solving Sudoku puzzles? Many people would like to get better at playing Sudoku but they feel like they don’t have time. They might assume that they have to buy Sudoku books or play Sudoku everyday for hours. But the truth is, you can improve your Sudoku skills just by doing a few simple things in 5 minutes or less. If you use some of these tips, you can improve your Sudoku skills in 5 minutes or less everyday: If you have already watched our video on how to play Sudoku for beginners, you already have a good understanding of the basic rules of the game. But, there is so much more to learn about Sudoku. In this video, we will start to take a look at some of the more intermediate techniques that you can use to take your Sudoku skills to the next level. If you have already watched our video on how to play Sudoku for beginners, you already have a good understanding of the basic rules of the game. But, there is so much more to learn about Sudoku. In this video, we will start to take a look at some of the more intermediate techniques that you can use to take your Sudoku skills to the next level. We and our partners store and/or access information (including personal data such as device identifiers in cookies) on your device to provide, measure, analyze, improve our services and personalize ads and content. To manage your cookie preferences, click here . For more information or to change your preferences at any time go to the Cookie Policy . Strictly Necessary Cookies Analytics Cookies Advertising and Measurement Cookies More Information Cookies are small pieces of text sent to your web browser that assist us in providing our Services according to the purposes described. 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