> For the complete documentation index, see [llms.txt](https://grinstep.gitbook.io/grinstep-whitepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://grinstep.gitbook.io/grinstep-whitepaper/tokenomics/privacy-policy.md). # Privacy Policy ### 1. Introduction Grinstep is a fitness and wellness application designed to help users monitor physical activity, track fitness progress, participate in digital experiences, and improve healthy lifestyle habits. This Privacy Policy explains how **Grinstep** ("we", "our", or "the app") collects, uses, stores, protects, and manages user information when you use our mobile application and related services. By using Grinstep, you agree to the practices described in this Privacy Policy. *** ## 2. Information We Collect We collect information necessary to provide, improve, and secure Grinstep services. The categories of information we may collect include: *** ### 2.1 Account Information When you create an account, we may collect: * Name * Email address * Profile information * Authentication information * Account identifiers This information is used to: * Create and manage your account * Authenticate users * Provide personalised services * Secure your account *** ### 2.2 Fitness and Activity Information Because Grinstep provides fitness tracking services, we may collect: * Steps taken * Distance travelled * Running and walking activity * Workout history * Fitness progress information * Activity statistics This information helps us: * Display fitness progress * Calculate activity achievements * Provide personalised fitness features * Improve user experience *** ### 2.3 Location Information With your permission, Grinstep may collect location information to support fitness features such as: * Route tracking * Running maps * Distance calculation * Activity monitoring Location access is only used when required for app functionality and can be controlled through your device settings. *** ### 2.4 Device and Technical Information We may automatically collect technical information including: * Device model * Operating system version * Application version * Device identifiers * Crash reports * Performance information This information helps us: * Maintain app stability * Detect technical problems * Improve application performance * Protect against misuse *** ### 2.5 Advertising Information Grinstep uses third-party advertising services, including Google Mobile Ads, to display advertisements. Advertising partners may collect information such as: * Advertising identifiers * Device information * Interaction with advertisements This information is used for: * Delivering advertisements * Measuring advertisement performance * Preventing advertising fraud You may manage advertising preferences through your Android device settings. *** ### 2.6 Digital Assets and Transaction Information If you use Grinstep features involving digital items or blockchain-related functionality, we may process: * Wallet-related information * Digital asset ownership information * Transaction records This information is used to: * Provide digital asset functionality * Verify ownership * Maintain transaction records * Prevent fraud *** ## 3. How We Use Your Information We use collected information to: * Provide and maintain Grinstep services * Manage user accounts * Track fitness activities * Provide personalised experiences * Process digital features * Send important service notifications * Improve application performance * Provide customer support * Detect security issues and prevent fraud * Comply with legal obligations *** ## 4. How We Share Information Grinstep does not sell your personal information. We may share information only in the following circumstances: ### Service Providers We may use trusted third-party providers that help us operate our services, including: * Cloud hosting providers * Authentication providers * Analytics providers * Advertising providers * Notification providers These providers process information only for purposes necessary to provide their services. ### Legal Requirements We may disclose information if required by: * Applicable laws * Government requests * Legal proceedings * Protection of our users and services *** ## 5. Third-Party Services Grinstep uses third-party services that may process user information. These may include: * Firebase services provided by Google * Google Mobile Ads * Google Sign-In * Mapping and location services These providers have their own privacy policies governing their handling of information. *** ## 6. Data Security We use reasonable technical and organisational measures to protect user information. Security measures include: * Secure authentication mechanisms * Encrypted communication where applicable * Access controls * Secure cloud infrastructure However, no internet-based service can guarantee complete security. *** ## 7. Data Retention Policy We retain personal information only for as long as necessary to provide services, maintain account functionality, comply with legal requirements, resolve disputes, and enforce agreements. Retention periods include: #### Account Information Account information is retained while your account remains active. #### Fitness Data Fitness information such as activity history, steps, distance, and workout records is retained to provide tracking and progress features. #### Transaction Information Digital asset and transaction records may be retained for security, verification, accounting, and fraud prevention purposes. #### Technical Information Technical and diagnostic information may be retained for troubleshooting, security monitoring, and service improvement. When information is no longer required, we securely delete or anonymise it. *** ## 8. Account and Data Deletion You have the right to request deletion of your Grinstep account and associated personal information. ### How to Request Deletion You can request deletion by: Sending an email request to: [**grinstepofficial@gmail.com**](mailto:support@grinstep.com) Subject: **Account Deletion Request** Include: * Your registered email address * Your request for account deletion *** ### What Happens After Deletion Request After verification: We will delete: * Account profile information * Personal information * Stored fitness records associated with your account * User-generated data where applicable Some information may be retained only when necessary for: * Legal compliance * Fraud prevention * Security purposes * Financial record requirements Account deletion requests will not simply deactivate or freeze accounts. Associated user data will be removed according to applicable requirements. *** ## 9. Children's Privacy Grinstep is not designed for children under the applicable minimum age required by law. We do not knowingly collect personal information from children without appropriate consent. If you believe a child has provided personal information, please contact us so we can take appropriate action. *** ## 10. Your Privacy Rights Depending on your location, you may have rights to: * Access your personal information * Correct inaccurate information * Request deletion of your information * Withdraw permissions * Control location access * Manage notification preferences You can manage many permissions through your device settings. *** ## 11. Permissions Used by Grinstep Grinstep may request access to: #### Location Permission Used for: * Route tracking * Distance measurement * Fitness mapping #### Physical Activity Permission Used for: * Step counting * Activity recognition #### Notification Permission Used for: * Fitness reminders * Important application updates #### Internet Permission Used for: * Cloud services * Account synchronisation * Application functionality Permissions are requested only when required for specific features. *** ## 12. Cookies and Analytics Grinstep may use analytics technologies to understand application usage and improve performance. Analytics information may include: * Feature usage * App performance * Error reports This information helps us improve reliability and user experience. *** ## 13. Changes to This Privacy Policy We may update this Privacy Policy from time to time. When changes occur, we will update the effective date and provide appropriate notice where required. *** ## 14. Contact Us If you have questions, concerns, or requests regarding this Privacy Policy, contact us: **Grinstep Support** Email: ***