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GridStack Sudoku

A cyber-clean Sudoku lab for logic lovers. Scan the grid, deploy notes, and solve the matrix in plain English.

English UI Geek Aesthetic Playable Now

ACTIVE GRID Boot sequence complete. Pick a cell to begin.

Mission Control

CTRL-01

Input Deck

NUM-09

Operator Notes

INFO

Fill every row, column, and 3x3 sector with digits 1-9.
Enable notes mode to draft tiny candidate numbers.
Use Check when you want fast feedback on conflicts.
Reveal instantly completes the grid with the solved pattern.