An Accordant Systems app

Sudoku Sanctuary.

Learn, Play, Master Logic.

Sudoku Sanctuary app icon

Enter a calm world built for classic Sudoku. Choose from five difficulty levels, keep several games in progress, learn useful solving strategies through interactive lessons, and review your progress with private on-device statistics.

Sudoku Sanctuary includes 25,000 uniquely verified puzzles for offline play. Notes, optional mistake highlighting, progressive help, exact replay, saved games, themes, and a guided Strategy Academy support both relaxed play and deliberate learning.

Pay once. There are no advertisements, subscriptions, accounts, cloud sync, or paid puzzle packs. Your games, settings, lesson progress, and statistics are stored on your device.

Coming to the App Store for iPhone and iPad.

Published by ACCORDANT SYSTEMS, INC.