Privacy Policy – Sudoku ∞
Last updated: October 2025
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1. Introduction
Welcome to Sudoku ∞ (“the App”).
This Privacy Policy explains how the App collects, uses, and protects your information.
Sudoku ∞ is a simple, logic-based puzzle game designed for relaxation and mental training.
We value your privacy and are committed to protecting your personal data.
This App operates fully offline and does not collect, share, or store any personal information.
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2. Information Collection and Use
Sudoku ∞ does not require any registration, internet connection, or user account.
The App does not collect, store, or transmit:
• Personal data (such as names, emails, addresses)
• Location or device identifiers
• Usage analytics or tracking information
All game data (such as your current Sudoku progress or difficulty level) is stored locally on your device only and never transmitted externally.
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3. Advertising and Analytics
Sudoku ∞ contains no advertisements, no tracking libraries, and no analytics tools.
We do not use Google Analytics, Firebase Analytics, or any third-party SDKs for data collection.
You can play the entire game offline, with no external connections or data exchange taking place.
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4. Permissions and Offline Use
Sudoku ∞ runs completely offline and requires no special permissions.
It does not access your:
• Contacts
• Storage (beyond local save data)
• Network or Internet
• Camera, microphone, or sensors
If the App requests storage permission, it is solely for saving your progress locally on your device.
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5. Children’s Privacy
Sudoku ∞ is suitable for players of all ages.
No personal information is collected from users, including children under the age of 13.
If you believe a child has provided any information, please contact us using the details below — we will remove it immediately.
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6. Changes to This Policy
This Privacy Policy may be updated from time to time to reflect technical or legal requirements.
When updated, the new version will replace the old one on this page.
You are encouraged to review this page periodically for the latest information.
Last revision date will always be displayed at the top of this page.
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7. Contact Information
If you have any questions, concerns, or feedback regarding this Privacy Policy or the App, please contact us:
📧 Email: support@hpwsoft.com
We will respond to your inquiry as soon as possible.
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8. Summary
• No ads
• No tracking
• No online data
• 100% offline Sudoku experience
Thank you for playing Sudoku ∞ — enjoy endless, distraction-free logic puzzles!