Killer Sudoku by Logic Wiz is a free entertaining logic game and brain training app. Developed by Logic Wiz, this app is part of a family of Sudoku and Logic games. The puzzles in Killer Sudoku are beautifully handcrafted and are divided into 6 playing levels, ranging from Beginner to Master.

The app features a great interface and tools for both novice and professional solvers. It includes a Hidden (virtual) cages creator, a combination panel, a killer calculator, and a double notation feature. Smart hints are also available to guide players through the puzzles and help them become better players.

Killer Sudoku by Logic Wiz has been recognized as the Best Sudoku App and the Best Brain Training App. With its unique solution to each puzzle and the option to sync progress across multiple devices, this app provides a challenging and enjoyable experience for Sudoku enthusiasts.