Privacy Policy
Last updated: January 24, 2026
Waterfall Sudoku is part of the Sudoku Slash family of games, developed by Peter Minwegen. This privacy policy applies specifically to the Waterfall Sudoku app and website.
Introduction
Welcome to Waterfall Sudoku. We respect your privacy and are committed to protecting your personal data. This privacy policy explains how we collect, use, and safeguard your information when you use our endless sudoku puzzle game.
Information We Collect
Waterfall Sudoku is designed with your privacy in mind. We collect minimal information:
- Game Progress: Your puzzle completion data and statistics are stored locally on your device only
We do NOT collect:
- Personal information
- Device identifiers or tracking data
- Usage analytics
- Location data
No Tracking
Waterfall Sudoku does not use any analytics, tracking pixels, or third-party services that monitor your behavior. Your gameplay is completely private.
No Advertisements
Waterfall Sudoku is completely ad-free. We do not display any advertisements and do not share any data with advertising networks.
No In-App Purchases
Waterfall Sudoku has no in-app purchases. All features are available for free with no paywalls or premium tiers.
Data Storage
All game data (progress, statistics, settings) is stored locally on your device. We do not transmit or store your data on external servers.
Children's Privacy
Waterfall Sudoku is suitable for all ages. Since we do not collect any personal information, the app is safe for children to use.
Your Data, Your Control
Since all data is stored locally on your device:
- You can delete your game data at any time by uninstalling the app
- Your data never leaves your device
- No account or sign-up is required to play
Changes to This Policy
We may update this privacy policy from time to time. We will notify you of any significant changes through the app or website.
Contact Us
If you have questions about this privacy policy or your data, please contact us:
- Email: contact@sudokuslash.com
- Website: sudokuslash.com/contact
Parent Company
Waterfall Sudoku is developed and published by Peter Minwegen under the Sudoku Slash brand. For more information about our other games, visit sudokuslash.com.