Calnook Privacy Policy
Last Updated: April 26, 2026
At Calnook (Emerex Team), we value your privacy. This Privacy Policy explains how we collect, use, and protect your information when you use our mobile application.
1. Information Collection and Transmission
Account Information: When you use Google Sign-In, we collect your email address and basic profile information (such as your name) to authenticate your identity and manage your account.
Health and Personal Data: Your diet records, weight, gender, and physical metrics are stored locally on your device only. We do not transmit or store this sensitive health data on our external servers.
Financial Data: If you purchase a subscription, all transactions are processed securely via Google Play Billing. We do not collect or store your credit card or bank account details.
2. How We Use Your Data
We use the collected data solely for the following purposes:
To authenticate your identity via Google services.
To calculate your daily calorie quotas and display health statistics.
To manage and verify your premium subscription status.
3. Data Storage and Security
Local Storage: All your health-related entries stay on your device. However, please be aware that uninstalling the app or clearing app data will result in the permanent loss of this information.
Security: We utilize industry-standard encryption provided by the Android operating system to ensure your local data remains secure.
4. Third-Party Services
To provide full functionality, Calnook integrates the following third-party services, which may collect data in accordance with their own privacy policies:
Google Play Services / Google Sign-In: For user authentication.
Google Play Billing: For secure in-app purchases and subscriptions.
Google AdMob: For displaying advertisements (which may include personalized or non-personalized ads depending on your device settings).
5. Data Retention and Deletion (Google Play Compliance)
We respect your right to control your data:
Local Data Deletion: You can delete all your health data by clearing the app cache/data or by uninstalling the application.
Account Deletion: In compliance with Google Play’s account deletion policy, if you wish to permanently delete your account identity and associated Google identifiers from our records, please email us at emerex.team@gmail.com. We will process your request and delete all associated account data within 7 business days.
6. Children's Privacy
Calnook is intended for use by individuals aged 18 and older. We do not knowingly collect personal information from children under the age of 13 (or the relevant age in your jurisdiction).
7. Changes to This Policy
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page.
8. Contact Us
If you have any questions or suggestions about our Privacy Policy, do not hesitate to contact us at:
Email: emerex.team@gmail.com