Thinky Games

The latest logic games

  • Rorschach's River
    Web
    Pen & Paper
    Draw a single line that flows through a creative collection of challenging path puzzles.
  • 13 Sticky Notes
    Web
    Sort out the complicated, layered, and sometimes contradictory instructions from these notes.
  • Letibus Advent Calendar 2025
    Pen & Paper
    A community collection of pen-and-paper puzzles based on the systems of the Letibus Design games.
  • Loopmaker
    Web
    Use the clues to find the rules in this single-image set of paper puzzles that contains layers of discovery.
  • Perimeter
    Web
    Dive into a liminal puzzle space made out of logic grids and ARG elements.
  • Mosaic of the Strange
    Windows
    MacOS
    Complete large minesweeper-like grids and unlock fragments of a supernatural story.
  • Herd
    Pen & Paper
    Stage the movement of black shepherds and white sheep on the pages of a puzzle book.
  • Dual Threaded
    Web
    Pen & Paper
    Decipher the rules to solve this single-image puzzle of lines and boxes.
  • The Case of the Worst Day Ever
    Windows
    Linux
    MacOS
    Solve silly mysteries to understand the mishaps that befell each family member.
  • Thinky Dailies
    Web
    Solve fresh new handcrafted puzzles every day and uncover the story of our thinky mascot!
  • Murdoku
    Web
    Place murder suspects on a grid according to sudoku rules and additional clues.
  • Fivefold
    Web
    Solve 5x5 sudoku-like grids with different cell edge rules every day.
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