CalliMate Privacy Policy (Android Global)

Effective date: July 5, 2026 Version: 1.0.1 Platform: Android Distribution region: overseas/global channels Developer: Beijing Chenghan Bowen Education Technology Co., Ltd. Contact: contact@chenghanbowen.com

1. Scope

This Policy applies to CalliMate for Android distributed through overseas/global channels and related copybook browsing, calligrapher information, copybook details, feedback, legal page, analytics, advertising, first-party promotion, and support services.

2. Information We Process

• Copybook, calligrapher, copybook-detail, search, browsing, favorites, display setting, and practice-related local data.
• Feedback content, contact details, screenshots or image attachments that you actively submit, together with app version, device model, system version, channel, and installation instance ID.
• Legal page parameters, including product line, document type, platform, distribution region, and locale, used to display privacy policies or terms.
• After you consent, Firebase installation or instance identifiers, Google Advertising ID where allowed by system and Google policies, device/app information, network status, IP address, page/tap/crash events, ad impression/click/close events, consent status, and first-party promotion events.

3. Region-Specific SDKs and Services

• Firebase Analytics / Firebase Crashlytics: used only after privacy consent for basic analytics, crash diagnostics, and service stability.
• Google Mobile Ads / AdMob: used only after privacy consent and when ad configuration is enabled for ad requests, impressions, measurement, frequency control, and invalid-traffic prevention.
• Google User Messaging Platform: used in applicable regions to present advertising, privacy, or consent controls and to record consent state.
• First-party promotion center: used for our own app promotions, operating slots, impressions, clicks, and redirect statistics.

Third-party SDKs or services work only after you agree to this Privacy Policy, grant any required system permission, and enable the relevant feature or ad configuration.

4. Permissions and System Capabilities

CalliMate Android Global may use network access, network state, notifications, legacy storage/media selection, the system file picker, WebView, Google Advertising ID, and advertising-consent related system capabilities. Each permission is used only for the corresponding feature, and you can manage authorization or personalized-ad preferences in Android or Google privacy/ad settings.

5. Your Rights

We do not sell your personal information. You can manage permissions and personalized-ad preferences in Android or Google settings, or contact contact@chenghanbowen.com to request access, correction, deletion, or withdrawal of consent. If this Policy differs from a feature-specific notice, the notice that better protects user rights will apply.