30 – 33 Clues Given

Free Medium Sudoku Online — Balanced Logic Practice

Enjoy free Medium Sudoku puzzles on 8090.games. A balanced challenge requiring cross-referencing rows, columns, and 3x3 blocks.

Medium Sudoku Puzzle
Mistakes: 0
00:00

Medium Sudoku

Hidden Single in Box
Cross-Hatching
Simple Candidate Elimination

Rules:

  • Use pencil marks (Notes mode) when a cell has only 2 or 3 candidate options.
  • Scan numbers 1 through 9 across all 9 boxes.