

✓ Numbers cannot repeat within cages, a single row, column, or 3x3 region. ✓ The specific rule of this logic puzzle is that the sum of all numbers of each 3x3 block, row, or column always equals to 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 sudoku classic

Still, sounds complicated? Let’s review Killer Sudoku rules in detail below. Your goal is to fill the grid with numbers like in classic sudoku and also make sure the sum of numbers in cages (areas separated by dotted lines) is equal to the number in the upper left corner of that cage. This logic puzzle bears 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 a free sudoku puzzle game and a kakuro game. Killer Sudoku is a true legend of all number games and puzzles. We have no doubts you’ll become a Killer Sudoku master in no time! This way, the puzzles are great for both beginners and advanced Sudoku solvers. This logic puzzle game comes with several difficulty levels – easy, medium, hard, and expert Killer Sudoku. Whether you’re a fan of the classic sudoku puzzle or just looking for number games or math puzzles to have a great time and exercise your brain, 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. Hence, be sure you’ll get a stellar experience, extra game quality, and a lot of joy. This Killer Sudoku game comes from the developer of the world’s most downloaded classic Sudoku puzzle –. Enjoy an exciting Killer Sudoku experience! Jump into the new Sudoku gameplay, solve tons of new challenging logic puzzles, and train your brain! Install Killer Sudoku now for free!
