Track your daily Killer Sudoku progress, best time, and other achievements Don’t bother if you’re an experienced Killer Sudoku solver. ✓ Use hints when stuck on a really hard number puzzle. Enjoy the experience of the classic paper-and-pen puzzle games. ✓ Add notes if you’re not sure which number to place. ✓ Challenge your logic figuring out where you went wrong, or enable Auto-Check to see your mistakes ✓ Take part in Seasonal Killer Sudoku Events and win unique medals ✓ Complete free Killer Sudoku Daily Challenges to compete for awards ✓ Numbers cannot repeat within cages, a single row, column, or 3x3 region. ✓ The basic rule of Killer Sudoku is that the sum of all numbers in each 3x3 block, row, or column always equals 45. ✓ Make sure the sum of numbers in each cage is equal to the number in the upper left corner of the cage. ✓ Pay attention to the cages – groups of cells indicated by dotted lines. ✓ Fill all rows, columns, and 3x3 blocks with numbers 1-9 exactly like in classic Sudoku Still sounds complicated? Let’s review the Killer Sudoku rules in detail. Your goal is to fill the grid with numbers like in classic Sudoku while making sure the sum of numbers in the cages (areas separated by dotted lines) is equal to the number in the upper left corner of that cage. This number puzzle goes by many names: Sumdoku, Addoku, Cross Sum, etc., but the rules are equally simple across the board. In a nutshell, it’s a perfect blend of those fave brain-twisters Sudoku and Kakuro. Killer Sudoku is a true legend among number games and puzzles. We have no doubt you’ll become a Killer Sudoku master in no time! This way, Killer Sudoku puzzles are great for both beginners and advanced Sudoku solvers. This number puzzle game comes with several difficulty levels – easy, medium, hard, and expert Killer Sudoku.

Whether you’re a fan of classic Sudoku or just looking for a number game or math puzzle for a great time and mental workout, free Killer Sudoku is here for you.Īlthough Killer Sudoku seems a bit harder than classic Sudoku, we made it accessible for players of all skill levels. So a stellar experience, extra game quality, and endless fun are guaranteed. This free Killer Sudoku app comes from the developer of the world’s most downloaded classic Sudoku puzzle –. Killer Sudoku will let you enjoy an exciting experience! Jump into the new Sudoku gameplay, solve tons of new challenging number puzzles, and train your brain! Install Killer Sudoku now for free!

Free download Classic Sudoku Master