Last updated: January 2, 2026

3D 4D 4K Live Wallpaper (“the App”, “we”, “our”, “us”) respects your privacy and is committed to protecting your personal information. This Privacy Policy explains how we collect, use, and protect your data when you use our mobile application.

By using the App, you agree to the collection and use of information as described in this Policy.

1. Information We Collect

1.1 Information You Provide

3D 4D 4K Live Wallpaper does not require account registration.

We only collect personal information if you voluntarily provide it, such as:

• Email address (only when you contact us for support or feedback)
  
  

• Information included in your support or feedback messages
  
  

1.2 Information Collected Automatically

To operate and improve the App, we may collect limited non-personal information, including:

• Device information (device model, OS version, language, screen size)
  
  

• App usage data (wallpaper usage, feature interaction)
  
  

• Crash logs and diagnostic data (for stability and bug fixing)
  
  

• Advertising identifiers (Google Advertising ID, if ads are enabled)
  
  

This information is collected anonymously and cannot be used to identify you personally.

1.3 Wallpaper & Media Access

3D 4D 4K Live Wallpaper may require access to certain system features:

• Wallpaper / display access – to apply and render live wallpapers on your device
  
  

• Media access (if applicable) – to load wallpaper resources bundled within the app
  
  

📌 Important notes:

• The App does not access your personal photos or videos
  
  

• No media content is uploaded, stored, or shared on our servers
  
  

• All wallpaper processing happens locally on your device
  
  

2. Advertising & Third-Party SDKs (If Applicable)

The App may use third-party advertising services such as Google AdMob.

These services may collect:

• Advertising ID
  
  

• Approximate location (derived from IP address for ad localization)
  
  

• Device and usage data for ad performance, analytics, and fraud prevention
  
  

You can manage ad personalization in your Android device settings.

Learn more:

• Google Privacy Policy
  
  

• Google AdMob Partners
  
  

3. Legal Basis for Processing (GDPR / UK GDPR)

Where applicable, we process data under the following legal bases:

• Consent – for personalized ads (if enabled)
  
  

• Legitimate interests – to operate, maintain, and improve app functionality
  
  

• Legal obligations – to comply with applicable laws
  
  

You can revoke permissions at any time via Android system settings.

4. How We Use Information

We use collected information to:

• Display and manage live wallpapers
  
  

• Improve app performance and stability
  
  

• Fix bugs and enhance user experience
  
  

• Display advertisements to keep the App free (if enabled)
  
  

We do not sell, rent, or trade personal data.

5. Data Sharing

We may share limited data only in the following cases:

• Trusted service providers & SDKs (ads, analytics, crash reporting) strictly for app operations
  
  

• Legal requirements when mandated by law
  
  

• Business transfers in case of merger or acquisition (with notice)
  
  

We do not share personal content or sensitive user data.

6. Data Retention

• Wallpaper usage data is not stored long-term
  
  

• Diagnostic and crash data are retained temporarily for troubleshooting
  
  

• Advertising data retention follows third-party providers’ policies
  
  

7. Data Security

We apply reasonable security measures to protect collected data.
However, no digital system is 100% secure. Please keep your device updated and use the App responsibly.

8. Children’s Privacy

Silly SmileX Live Wallpaper is not intended for children under 13 years old (or the minimum legal age in your region).

We do not knowingly collect personal data from children.
If you believe a child has provided personal information, please contact us for removal.

9. Your Rights & Choices

Depending on your location, you may have the right to:

• Access or delete personal information you provided
  
  

• Withdraw consent for personalized ads
  
  

• Opt out of ad personalization via device settings
  
  

• Request data-related assistance
  
  

To exercise these rights, contact us at:
📧 support@tomodev.vn

10. International Data Transfers

Your information may be processed on servers located in different countries.
We take reasonable steps to ensure compliance with applicable data protection laws.

11. Third-Party Links

The App may display ads or links to third-party websites.
We are not responsible for their privacy practices. Please review their policies before sharing information.

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time.
The “Last updated” date will reflect the latest version.
Significant changes will be communicated through the App when required.

13. Contact Us

If you have any questions about this Privacy Policy or data handling practices, please contact:

PDAit Technology
📧 Email: support@tomodev.vn