Sudoku - No Ads Killer Puzzle

Play classic Sudoku, Killer Sudoku, and Samurai-style puzzles in one clean number puzzle app. From beginner-friendly grids to expert-level challenges, this app gives you a calm and focused way to train your brain every day. Enjoy classic Sudoku, solve cage-sum logic in Killer Sudoku, or try larger multi-board Sudoku variants for a deeper challenge. Key Features • 11,000+ Sudoku puzzles • Classic Sudoku, Killer Sudoku, and Samurai-style variants • Daily Challenge mode • 6 difficulty levels, from Beginner to Hell • Notes, hints, undo, and redo • Offline play supported • Auto-save and resume • Detailed stats, streaks, and achievements • Optional iCloud sync and backup Killer Sudoku adds cage sums to the classic rules, giving each puzzle a fresh layer of logic and deduction. Use notes, calculate combinations, and solve each grid step by step. Whether you are new to Sudoku or already enjoy hard number puzzles, you can find the right challenge here. Cloud backup and sync are optional. You can play offline without using iCloud. Terms of Use (EULA): https://sites.google.com/view/sudu-wzw-user