Privacy Policy

4K Live Wallpapers Auto Changer 2026
Package: com.xuanyi.wallpaper
Last updated: February 2026

This Privacy Policy describes how 4K Live Wallpapers Auto Changer 2026 ("we", "the app") handles information when you use our Android application.

1. Information We Collect

We collect and process certain information to provide and improve our services, serve relevant ads, and manage subscriptions. This includes:

• Device Information: Device model, OS version, advertising ID (GAID), IP address, and network connection type.
• Usage Data: App interactions, crash logs, and performance diagnostics.
• Purchase History: Information about your in-app purchases and subscriptions (processed via Google Play).

2. Permissions and Why We Use Them

• INTERNET & ACCESS_NETWORK_STATE — To load wallpapers, ads, and verify subscriptions.
• SET_WALLPAPER — To set static or live wallpapers on your screen.
• SYSTEM_ALERT_WINDOW (Overlay) — For the "Dynamic Island" feature to display over other apps.
• BIND_NOTIFICATION_LISTENER_SERVICE — For "Dynamic Island" to display your notifications and music playback status. We do not store or transmit your notification content. It is processed locally on your device only for display purposes.
• POST_NOTIFICATIONS (Android 13+) — To show local notifications (for example, service status) where required by the system. You can deny this permission and still use most features.
• FOREGROUND_SERVICE — To keep the Dynamic Island active and responsive while complying with Android background execution limits.
• BLUETOOTH, BLUETOOTH_ADMIN, BLUETOOTH_CONNECT — Used only when you enable the optional "headset tips" feature in Dynamic Island, to read the connection status and battery level of your connected Bluetooth headset. This information is used only for on-device display inside the Dynamic Island UI, is not stored on our servers, and is not shared with third parties.
• AD_ID — To serve personalized advertisements.

3. Third-Party Services

We use the following third-party services which may collect data as described in their own privacy policies:

• AdMob (Google) & AppLovin MAX — For displaying advertisements. They may use your device ID and usage data to show relevant ads.
• RevenueCat — For managing in-app subscriptions and purchases.
• Glide & OkHttp — For loading media content.

4. Data Safety

We do not sell your personal data. Data collected by third-party SDKs (AdMob, AppLovin) is used for advertising and analytics purposes in accordance with Google Play policies.

5. Children's Privacy

Our app does not target children under 13. We do not knowingly collect personal information from children. If you believe a child has provided us with personal information, please contact us and we will delete it.

6. Changes to This Policy

We may update this Privacy Policy from time to time. We will post the updated version (with a new "Last updated" date) in the app or on the app's store listing. Continued use of the app after changes means you accept the updated policy.

7. Contact

If you have questions about this Privacy Policy or the app's practices, please contact us at the email or address provided in the app's store listing or in the app's "About" or "Settings" section.