Group Sum Sudoku

  • Place a digit from 1 to 9 into each of the empty squares so that each digit appears exactly once in each of the rows, columns and the nine outlined 3x3 regions.
  • Each number at the intersection of four cells is the sum of digits in those four cells.
  • Group Sum Sudoku

    Sudokus that no one can solve

    Sudokus that no one can solve, not only including Sudokus which are very difficult but also those that no one has tried to solve.

     

    30 October 2025
    Group Sum Sudoku 30 October 2025
    30 October 2025

     

    31 October 2025
    Group Sum Sudoku 31 October 2025
    31 October 2025

     

    31 October 2025
    Group Sum Sudoku 31 October 2025
    31 October 2025

     

    06 November 2025
    Group Sum Sudoku 06 November 2025
    06 November 2025

     

    08 November 2025
    Group Sum Sudoku 08 November 2025
    08 November 2025

     

    09 November 2025
    Group Sum Sudoku 09 November 2025
    09 November 2025

     

    11 November 2025
    Group Sum Sudoku 11 November 2025
    11 November 2025

     

    12 November 2025
    Group Sum Sudoku 12 November 2025
    12 November 2025

     

    12 November 2025
    Group Sum Sudoku 12 November 2025
    12 November 2025

     

    12 November 2025
    Group Sum Sudoku 12 November 2025
    12 November 2025

     

    13 November 2025
    Group Sum Sudoku 13 November 2025
    13 November 2025

     

    17 November 2025
    Group Sum Sudoku 17 November 2025
    17 November 2025

     

    17 November 2025
    Group Sum Sudoku 17 November 2025
    17 November 2025

     

    18 November 2025
    Group Sum Sudoku 18 November 2025
    18 November 2025

     

    20 November 2025
    Group Sum Sudoku 20 November 2025
    20 November 2025

     

    24 November 2025
    Group Sum Sudoku 24 November 2025
    24 November 2025

     

    25 November 2025
    Group Sum Sudoku 25 November 2025
    25 November 2025

     

    25 November 2025
    Group Sum Sudoku 25 November 2025
    25 November 2025

     

    26 November 2025
    Group Sum Sudoku 26 November 2025
    26 November 2025

     

    26 November 2025
    Group Sum Sudoku 26 November 2025
    26 November 2025

     

    27 November 2025
    Group Sum Sudoku 27 November 2025
    27 November 2025

     

    28 November 2025
    Group Sum Sudoku 28 November 2025
    28 November 2025

     

    28 November 2025
    Group Sum Sudoku 28 November 2025
    28 November 2025

     

    02 December 2025
    Group Sum Sudoku 02 December 2025
    02 December 2025

     

    02 December 2025
    Group Sum Sudoku 02 December 2025
    02 December 2025

     

    03 December 2025
    Group Sum Sudoku 03 December 2025
    03 December 2025

     

    03 December 2025
    Group Sum Sudoku 03 December 2025
    03 December 2025

     

    03 December 2025
    Group Sum Sudoku 03 December 2025
    03 December 2025

     

    08 December 2025
    Group Sum Sudoku 08 December 2025
    08 December 2025