Privacy Policy for Chill Sudoku
Last updated: April 21, 2025
Introduction
Welcome to Chill Sudoku. This Privacy Policy explains how we collect, use, and protect your information when you use our app.
Information We Collect
User Content
- Feed Messages: Messages you post to the Sudoku feed are stored on our Supabase servers
- Message Retention: Feed messages are stored temporarily and automatically deleted after a period of time
- No Personal Identifiers: Messages are not associated with personal identifiers
Advertising
- Google AdMob: We use Google AdMob to display advertisements
- Ad Data: AdMob may collect device information, usage data, and other information as described in Google's Privacy Policy
- Premium Users: Users who purchase premium version will not see any advertisements and no ad data is collected
In-App Purchases
- Purchase Data: When you make in-app purchases, the transaction is processed by Apple's App Store or Google Play Store
- Premium Status: One-time purchase through App Store/Google Play Store removes all advertisements permanently
- Purchase Verification: Premium status is verified through App Store/Google Play Store receipt validation
- Local Storage: Your premium status is stored locally on your device
Game Data
- Local Storage: Game progress, settings, and statistics are stored locally on your device
- No Cloud Sync: Game progress is not synced to any cloud services
How We Use Your Information
- To display user messages in the feed
- To serve relevant advertisements
- To process and verify in-app purchases
- To improve app functionality and user experience
Third-Party Services
- Supabase: Hosts our feed message system
- Google AdMob: Provides in-app advertising
- App Store/Play Store: Processes in-app purchases
Each of these services has their own privacy policy that governs how they handle data.
Data Security
We implement appropriate security measures to protect your data. However, no method of electronic storage or transmission is 100% secure.
Children's Privacy
Our app complies with children's privacy protection laws. We do not knowingly collect personal information from children under 13.
Your Choices
- You can use the app without making any purchases
- Remove all advertisements by purchasing the premium version
- Posting messages to the feed is optional
- Premium status is permanent once purchased
Changes to This Policy
We may update this Privacy Policy from time to time. Any changes will be posted in this document with an updated revision date.
Your Rights
You have the right to:
- Purchase premium to remove all advertisements
- Request deletion of your feed messages
- Control app permissions through your device settings
Contact Us
If you have any questions about this Privacy Policy, please contact us at havlin.dev+chill-sudoku@gmail.com.