PRIVACY POLICY FOR CALCULATOR MD Effective date: September 8, 2026 Last updated: September 8, 2026 Calculator MD ("the App") is developed and operated by Deni Andrean ("the Developer," "we," "us," or "our"). This Privacy Policy explains how information is handled when you use Calculator MD, package name com.deni.calculatormd. 1. SUMMARY Calculator MD is designed to work offline. The App does not collect, transmit, sell, rent, or share personal information. It does not contain advertising, analytics, tracking technologies, user accounts, or third-party data collection SDKs. 2. INFORMATION WE DO NOT COLLECT Calculator MD does not collect or transmit: - Your name, address, or telephone number - Email addresses, unless you voluntarily contact us - Precise or approximate location - Contacts or account information - Photos, videos, audio, or other media - Financial or payment information - Device identifiers or advertising identifiers - Usage analytics - Crash analytics - Search or browsing history - Calculator expressions or calculation results - Unit conversion inputs or results The App does not request access to the internet, location, camera, microphone, contacts, storage, or advertising identifiers. 3. INFORMATION STORED ON YOUR DEVICE Calculator MD may store the following information locally on your device: - Application settings and preferences - Language, theme, color, formatting, and display preferences - Calculation history - The most recent expression and result - Memory and Ans values - Unit converter preferences - Favorite and recently used units This information is stored in the App's private local storage. It is used only to provide the App's features and is not transmitted to the Developer or any external server. Application backup is disabled. Subject to Android device behavior, locally stored App data is removed when you clear the App's storage or uninstall the App. Calculation history and settings may also be cleared or reset using controls provided within the App. 4. CLIPBOARD AND SHARING FEATURES Calculator MD allows you to copy calculation or conversion results to your device's clipboard. The App places the selected content on the clipboard only after you choose the copy action. Clipboard content may be accessible to the Android operating system or other applications according to your device settings and Android's clipboard rules. Calculator MD does not transmit clipboard content to the Developer. The App also allows you to share selected results or calculation history through the Android sharing interface. Sharing occurs only when you initiate the action and select another application or service. Information shared in this way is handled by the selected application or service under its own privacy policy. Calculator MD does not receive a copy of that information. 5. FEEDBACK AND EMAIL The "Send Feedback" feature opens your device's email application with the Developer's email address and a suggested subject line. Calculator MD does not send an email automatically. If you voluntarily contact us, we may receive your email address, name, message, attachments, and any other information you choose to provide. This information will be used only to respond to your request, investigate an issue, or improve the App. Feedback correspondence is not sold or used for advertising. It may be retained only for as long as reasonably necessary to handle the request, maintain relevant support records, or satisfy applicable legal obligations. You may request deletion of your correspondence by contacting us at the address listed below. Your email provider processes messages according to its own terms and privacy policy. 6. EXTERNAL LINKS The App may provide optional links to the Developer's website or social profiles, including GitHub, LinkedIn, and Instagram. Opening these links launches a browser or the relevant external application. These external services are operated independently and may collect information according to their own privacy policies. The Developer does not control their data practices. Visiting an external link is optional. 7. THIRD-PARTY SERVICES Calculator MD does not integrate advertising networks, analytics services, cloud storage services, social login systems, or third-party tracking SDKs. Google Play and the Android operating system may independently process information relating to downloading, installing, updating, security scanning, diagnostics, purchases, or use of applications. Such processing is controlled by Google and is subject to Google's own privacy policies. Calculator MD does not receive personal information from these activities unless Google provides aggregated or otherwise permitted information through Play Console. 8. DATA SHARING AND SALE The Developer does not sell personal information. The Developer does not share personal information with advertisers, data brokers, analytics providers, or other third parties because Calculator MD does not collect personal information through the App. Information is disclosed only when you deliberately send it through an external service, such as your email provider or an application selected from the Android sharing interface. 9. DATA SECURITY Calculator MD minimizes privacy risks by operating offline, requesting no sensitive permissions, and keeping settings and calculation information in private local application storage. Reasonable measures are used to protect the App and its locally stored information. However, no device or software environment can be guaranteed to be completely secure. The security of locally stored data also depends on your device, operating system, lock-screen protection, installed applications, and security settings. 10. DATA RETENTION AND DELETION Information created while using Calculator MD remains locally on your device until one of the following occurs: - You clear the relevant history or reset the App's settings - You clear Calculator MD's storage through Android settings - You uninstall Calculator MD - Android removes the App's data according to system behavior The Developer cannot remotely access or delete locally stored information because it is not transmitted to the Developer. For information voluntarily provided by email, you may request access, correction, or deletion by contacting us. We will respond within a reasonable period, subject to applicable legal requirements. 11. CHILDREN'S PRIVACY Calculator MD does not knowingly collect personal information from children or any other users. The App does not contain advertising, behavioral profiling, social features, or user accounts. If a parent or guardian believes that a child has voluntarily sent personal information to the Developer by email, they may contact us to request its deletion. 12. INTERNATIONAL USERS Calculator MD does not operate a server that receives user data. If you voluntarily contact the Developer through email or use an external sharing service, your information may be processed in locations determined by your email provider or the selected third-party service. 13. CHANGES TO THIS PRIVACY POLICY This Privacy Policy may be updated when the App's features, data practices, legal requirements, or Google Play policies change. Any revised policy will be published at the same publicly accessible URL with an updated "Last updated" date. Material changes affecting user privacy will be communicated through an appropriate notice where required. 14. CONTACT If you have questions, requests, or concerns regarding this Privacy Policy or Calculator MD's privacy practices, contact: Developer: Deni Andrean Application: Calculator MD Package name: com.deni.calculatormd Email: developer.deniandrean@gmail.com