Privacy Policy

Last updated: April 2, 2026

This Privacy Policy describes how Sudoku ("we", "our", or "us") collects, uses, and shares information about you when you use our mobile application.

Information We Collect

When you log in with Facebook, we receive your Facebook user ID, display name, and profile picture URL. We store these to identify your account and display your name on leaderboards.

We also collect gameplay data such as puzzle completion times, scores, and streaks to power leaderboards and rewards.

How We Use Your Information

• Authenticate you and maintain your account
• Display leaderboards and track your progress
• Send push notifications about daily results (if you opt in)
• Award diamonds and manage the in-app rewards system

Data Sharing

We do not sell your personal data. We do not share your information with third parties except as necessary to operate the app (e.g., hosting infrastructure).

Data Deletion

You may request deletion of your account and all associated data. See our Data Deletion Instructions.

Contact

For privacy questions, contact us at the email address on file with the app stores.