Sudoku Friend Challenge

Sudoku for iPhone — classic puzzles with a calm dark board, offline play, and modes that keep you coming back. Play your way • Classic — rows, columns, and boxes • Diagonal — plus both main diagonals • Daily Challenge — one puzzle a day with a streak • Time Attack — stars from speed and accuracy Built for focus • Easy, Medium, and Hard with fair clue counts • Notes, undo, hints, and soft-fail (keep going after mistakes) • Clear highlights for houses and matching digits • Portrait-first layout; works offline Challenge a friend Finish a puzzle and send a link. Friends open it on their iPhone, see your time to beat, and race the same board. No accounts required — the optional name travels only in the link. Support: https://flywhiteguydeveloper.com/support.html Privacy: https://flywhiteguydeveloper.com/privacy.html