Privacy Policy
Last updated: 2026
Overview
Super Sudoku is committed to protecting your privacy. This Privacy Policy explains how we handle information when you use our sudoku puzzle application.
The short version: We don't collect, store, or transmit any personal data. Everything stays on your device.
What Information We Don't Collect
We do not collect any of the following:
- Personal identification information (name, email, phone number, address)
- Device identifiers or tracking data
- Usage analytics or behavioral data
- Location information
- Cookies for tracking purposes
- Any data that could identify you personally
Local Data Storage
Super Sudoku stores the following information locally on your device using your browser's local storage:
- Your game progress and saved sudoku puzzles
- Application preferences (theme, settings)
- Game completion times and statistics
- Language selection
This data never leaves your device and is not transmitted to any servers or third parties.
No Tracking or Analytics
Super Sudoku does not use any analytics services, tracking pixels, or third-party services that would collect information about your usage patterns or behavior.
No Advertisements
Super Sudoku is completely free and ad-free. We do not display advertisements or use advertising networks that would track your behavior.
Data Security
Since no personal data is collected or transmitted, there are no external data security concerns. Your local game data is stored securely in your browser's local storage and can only be accessed by the Super Sudoku application.
Your Control Over Data
You have complete control over your data:
- All data is stored locally on your device
- You can clear your game data by clearing your browser's local storage
- Uninstalling or removing the application will remove all associated data
Open Source
Super Sudoku is open source, which means you can review the code yourself to verify these privacy practices. The source code is available on GitHub.
Changes to This Policy
If we ever change our privacy practices, we will update this policy. However, given our commitment to not collecting any personal data, such changes are unlikely.
Contact Us
If you have any questions about this Privacy Policy, please contact us.