Last updated: September 20261. IntroductionWelcome to CalcMaster ("we", "our", or "the App"). This Privacy Policy explains how we handle information when you use our calculator application.2. Information We CollectCalcMaster is designed with your privacy in mind. The App:Does NOT collect any personal informationDoes NOT require internet access to functionDoes NOT use third-party analytics, advertising, or tracking servicesDoes NOT share any data with third parties3. Local Data StorageThe App stores your calculation history locally on your device using local storage (SharedPreferences). This data:Never leaves your deviceIs not transmitted to any serverIs not accessible to us or any third partyCan be cleared at any time directly from within the App (History → Clear All)Is automatically removed if you uninstall the App4. PermissionsCalcMaster does not request any special device permissions (camera, location, contacts, storage, etc.) beyond what is required to run as a standard application.5. Children's PrivacyCalcMaster does not knowingly collect any information from anyone, including children under the age of 13, since no data is collected at all.6. Third-Party ServicesThe App does not integrate with any third-party services, SDKs, or APIs that could collect user data.7. Data SecuritySince no data ever leaves your device, there is no risk of your information being exposed through our servers, as we do not operate any backend servers for this App.8. Changes to This Privacy PolicyWe may update this Privacy Policy from time to time. Any changes will be reflected with an updated "Last updated" date at the top of this document.9. Contact UsIf you have any questions about this Privacy Policy, please contact us at:Email: support@zenapps.com