100% Free DIY
Downloadable Sudoku
Branded, portrait-formatted sudoku tools built for your phone or tablet. Save it, screenshot it, keep it close while you solve.
Sudoku Shack Branded Tools
Portrait-sized so they look right on any screen. Tap download and they're yours.
Cheat SheetSudoku Cheat Sheet
Every rule and scanning shortcut on one branded, phone-ready cheat sheet. Save it to your camera roll.
Download Now
Strategy GuideSudoku Strategies
Naked singles through swordfish, laid out in one portrait guide built for quick reference mid-puzzle.
Download Now