No Touch Sudoku puzzle is another Classic Sudoku lookalike Sudoku variation. In this variation additional rule is that no same number can touch each other on diagonal. No Touch Sudoku variation is also known with the name Untouchable Sudoku or Un-touch Sudoku. We have used these different names for No Touch Sudoku in this website. However No Touch Sudoku is the standard name and is used in many of the Sudoku contests around the world.

One 31st January, 2017 this website has reached 5 million views and on 28th June, 2017 we have crossed 6 million views. Thanks the readers for helping us to achieve this feat.

One 31st January, 2017 this website has reached 5 million views and on 28th June, 2017 we have crossed 6 million views. Thanks the readers for helping us to achieve this feat.

To solve No Touch Sudoku one can look for the central cell of each 3x3 box which is touching the next box. Many possibilities gets eliminated for the digit coming on this central cell.

__Rules of No Touch Sudoku Puzzles__
Place a digit from 1 to 9 into each of the empty cells so that each digit appears exactly once in each row, column and 3x3 outlined box. Additionally, no same number can touch each other diagonally.

Below is the list of all the No Touch Sudoku puzzles which are published on this website. Do click on the links below to open the corresponding puzzle.

There are following No Touch Sudoku variations.

Checkout more Sudoku Variations by clicking on the below image

Sudoku Variations Main Page |

Feel very happy to have completed both Untouch puzzles within 10 mins. 202 took a little more time but was very smooth once I got the clue.

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