Killer Sudoku: Sum Puzzles

Sharpen your mind with Killer Sudoku, the sudoku twist where every dashed cage must add up to its target sum with no repeated digit inside a cage. Pure logic, no guessing. - Classic 9x9 killer sudoku with clean, colour-coded cages - A new Daily Challenge every day, the same board for everyone - Endless numbered levels that mix Easy, Medium, Hard and Expert boards - Every board is generated to be uniquely solvable by logic alone - Smart hints, a mistake check, pencil notes, undo and live conflict highlights - Earn coins as you solve, with an optional coin shop if you want more - A day streak, plus a Google Play Games leaderboard and achievements - Relaxing, minimalist look with offline play, and a clock with no time limit Free to play, with a banner ad. Remove banner ads and Restore purchases are in the Shop. Killer sudoku is also called sum sudoku or add-up sudoku: the classic 9x9 sudoku puzzle, plus dashed cages whose digits must add up to the small number in the corner. Start on Easy boards to learn the common cage totals, then work up to Expert. Every puzzle has exactly one solution, and logic alone will get you there. Whether you want a quick coffee-break puzzle or a deep logical grind, Killer Sudoku has a board for you. Download and start solving.