SamuraiKu: Samurai Sudoku

No ads. No packs. No subscription — ever. Just an endless supply of samurai and classic sudoku, generated fresh on your device, every time. The samurai boards are five overlapping 9x9 grids, and every puzzle is checked for a unique solution before you ever see it. Plays fully offline. INFINITE PUZZLES, FIVE DIFFICULTIES - Samurai and Classic boards, from gentle Beginner to fiendish Expert - Difficulty tuned by the actual solving techniques each puzzle requires - A fresh Daily Classic and Weekly Samurai for everyone, with streaks SCAN PUZZLES FROM PAPER - Point your camera at a newspaper or book puzzle and play it in seconds - Reads both Classic and Samurai grids, entirely on-device PLAY IT YOUR WAY - Smart hints that name the technique, from naked singles to X-Wings - A guided Learn mode that teaches real solving techniques step by step - Pencil marks with auto-candidates, plus full undo and redo - On iPad, write digits by hand with Apple Pencil - Combo scoring: clear a row, column and box in one move for a 4x multiplier COMPETE AND COLLECT - Game Center time leaderboards for the Daily and Weekly - 21 achievements with hand-carved hanko seal badges - Share a puzzle and race a friend on the very same board YOURS, EVERYWHERE - Plays fully offline - iCloud keeps your progress in sync across your devices - Localized into 10 languages ONE PRICE, NOTHING ELSE - No ads, no in-app purchases, no subscription - No accounts, no tracking, no data collected Five grids as one. Pick up the brush.