HoloKen icon


    by: Tortuca Inc 136 9.4

    9.4 Users



    Also known as Mathdoku or Kendoku, this KenKen game will test your mental arithmetic and challenge your mind. The goal is to fill in the entire grid with numbers while meeting the operation restrictions for each grid cage. Highlights include unlimited KenKen puzzles with different mathematical modes, different number entry modes (cell first or number first), undo functionality, statistics tracking and puzzle screenshots. For Sudoku lovers and puzzle gamers alike.


    * Auto-generated puzzles with unique solutions from a 4x4 grid to the ultimate 9x9 game
    * Need a challenge? Try the 'No operators' mode
    * Try out different mathematical restrictions: addition and subtraction only for the kids, or multiplication to test your prime factorisation
    * Track your statistics and try to beat your best times

    UI Design

    * Light and dark themes in full screen and landscape mode
    * Tablet support with stretchable layout

    Intuitive controls

    * Accessible game controls for New Game, Check and Undo
    * Start a new game even more quickly by setting a default grid size
    * Quick toggling of pen, pencil and eraser modes makes editing simpler
    * Quick toggling of number entry mode - either select cell first or number first
    * Pencil in possibilities in the grid, then long-press the Pen button to enter them all in one go
    * Undo button for removing multiple mistakes

    Hint system

    * Check progress through the Check button
    * Highlight duplicates or bad maths through Game Assistance settings
    * Auto-remove similar pencil marks once a number is penned in
    * Still need more help? Long-press on grid gives a context menu to show mistakes, reveal cell, reveal cage or show solution

    Saving and sharing games

    * Current game is immediately auto-saved, with an unlimited number of save slots
    * Like a puzzle? Save a screenshot and share it with a friend (external sdcard access required)

    Forked from MathDoku v1.9. Source code available under GPLv3. Translations welcome:

    Tags: holoken , holoken math puzzle game , kendoku , kendoku 數學 , kenken數獨

    Users review

    from 136 reviews