Sudoku.com

Classic 9x9 sudoku at six difficulty levels, from Easy, Medium and Hard up to Expert, Master and Extreme, plus a Killer Sudoku mode, all playable without limit. Notes and hints are available, and a game is lost after three mistakes. A monthly Daily Challenges calendar hands out awards, and the puzzles are the same as in Easybrain's mobile apps.

Category

Logic, Math

How you play

Deduction

Languages

Any (no reading needed)

Daily puzzle

Yes

Unlimited mode

Yes

Archive

Yes

Made by

Easybrain

• Daily Sudokusudoku.com
  Play

• 7.9
  Pips

  Place dominoes to satisfy region conditions
  Play
• 7.2
  Sudoku

  Fill a 9x9 grid so no digit repeats
  Play
• 7.0
  Mini Sudoku

  Fill a 6x6 grid with digits 1 to 6
  Play
• 6.8C
  Cracked Sudoku

  Solve a Sudoku variant drawn without a grid
  Play
• 6.7
  One Up Puzzle

  Fill a walled grid with numbered sequences
  Play
• 6.6
  Buzzled

  Colour hexagons so each row hits its target sum
  Play
• 6.6
  Fivefold

  Fill a number grid under rules that change daily
  Play
• 6.6
  Special Daily Shikaku

  Divide the grid into rectangles by number
  Play