THW's Calcudoku

    FreekON Productions

    Playing together

    Online co-op
    1 source
    Online versus
    1 source
    Online multiplayer
    1 source
    Local co-op
    1 source
    Free to play
    1 source
    Demo
    1 source
    Not known yet
    Players in online co-op, Players online, Best with, How co-op works, Crossplay, Multiplayer through mods, One copy is enough, Plays in browser, Playtest, Early access

    Hover, focus or tap a fact to see where it came from.

    How you talk

    Not known yet
    Plays without voice or typing, Wordless tools, Public matchmaking, Friendly with strangers

    About the game

    Fan of Sudoku, logic or puzzles? Try THW's Calcudoku, the most addictive logic game ever according to THW. Unlimited puzzles, no ads, one low price, can it really be true! Yes! Whether you've never heard of Calcudoku, Mathdoku, Kenken or you're an expert, THW's has unlimited puzzles for you.
    From Steam

    Screenshots

    Why we rate it this way

    • A playable demo or playtest is available.
    • The description explains concrete game mechanics.
    Steam, checked 1 Nov 2026"demos":[{"appid":5006610Steam, checked 1 Nov 2026Based on the same logic grid as Sudoku, where each row and column contain the numbers 1-9 exactly once

    Sources

    First listed 1 Nov 2026. Updated 3 Nov 2026.