Privacy Policy
Effective Date: June 19, 2026
This Privacy Policy applies to the Cancer Risk Calculator mobile application ("Application"), operated by Westfour ("Service Provider").
Information Stored by the Application
The Application allows users to create one or more profiles to calculate cancer risk estimates for different individuals.
Users may choose to enter information including:
- Nicknames
- Demographic information
- Lifestyle information
- Medical and health-related information
All information entered into the Application is stored locally on the user's device only.
The Service Provider does not receive, collect, store, or transmit this information to its own servers.
Local Storage
The Application uses local device storage to save profiles and calculation data so that users can access their information when reopening the Application.
This data remains on the user's device and is not accessible to the Service Provider.
Advertising
The Application uses Google AdMob to display advertisements.
Google AdMob may collect and process certain information, which may include:
- Device identifiers
- Advertising identifiers
- IP address
- Approximate location information
- Device and operating system information
- App usage information
- Advertising interaction data
This information is collected and processed by Google in accordance with Google's own privacy practices.
For more information, please review Google's Privacy Policy:
https://policies.google.com/privacy
and AdMob's information page:
https://support.google.com/admob
Data Deletion
All profile information and calculation data are stored only on the user's device.
The Service Provider does not maintain copies of this data.
Users can permanently delete all stored data by:
- Uninstalling the Application; or
- Clearing the Application's storage through their device settings.
Once the Application is removed or its storage is cleared, all locally stored profiles and calculation data are permanently deleted.
Third-Party Services
The Application uses the following third-party services:
- Google Play Services
- Google AdMob
These services may collect information in accordance with their own privacy policies.
Children's Privacy
The Application is not directed to children under the age of 16.
The Service Provider does not knowingly collect personal information from children.
Security
Because profile information is stored locally on the user's device, users are responsible for maintaining the security of their device, including the use of passwords, biometric protection, or other security measures available on the device.
Changes to This Privacy Policy
The Service Provider may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated effective date.
Contact Us
If you have any questions regarding this Privacy Policy, please contact: