Sudoku Studio

Sudoku Studio v1.1 Update includes:New modes: Difference Sudoku and Killer SudokuNew content: Image themes and multiple color schemesImproved: Window mode experienceImproved: Draft (notes) displayAdded: More keyboard shortcuts and controller supportImproved: Operation instructionsImproved: Number hint displayFeel free to share your feedback.

Daily Challenge is now availableAdded new color themes and styles