Killer Sudoku - Brain Games

"Killer Sudoku - Brain Games" is a logic-based number puzzle app featuring 5000+ daily challenges across four difficulty levels. The goal is to place the digits 1-9 in each grid cell, ensuring no repetition in rows, columns, or mini-grids. Extra features include pencil mode, highlighting duplicates, and tutorials for learning Sudoku techniques, making it suitable for beginners and advanced players alike.