Privacy Policy

Effective Date: August 08, 2025

This policy governs data practices for Core Cleaner: Mobile cleaning tool (the "Application"), a free mobile service developed by Hangzhou Shuyin Technology Co., Ltd (the "Provider"). By using the Application, you acknowledge acceptance of these terms.

Scope of Use
The Application is provided "AS IS" without warranties.

Data Collection & Usage
During use, the Application gathers:

Pages visited, timestamps, and session duration

Total usage time

Mobile device operating system

Location data is not collected.

The Provider may contact users via provided information for critical updates, legal notices, or promotional content. To enhance functionality, personally identifiable information (PII) may be requested. Such data is retained and processed as outlined below.

Data Sharing for Refund Processing

If you request a refund for in-app purchases made through the Apple App Store, we may share the following data with Apple Inc. to verify your refund eligibility, as required by Apple’s review process:

Consumption status (whether the purchased content was used);

Account information (e.g., account tenure, device type);

Transaction history (e.g., purchase amount, refund records).

This data is used solely for Apple’s refund assessment and will not be utilized for advertising or other commercial purposes. You may access or request deletion of this data through your Apple account. For details, refer to:

Apple Privacy Policy Apple Data Requests

Third-Party Data Sharing
Aggregated, non-identifiable analytics are shared with external services to improve the Application. Your data may be shared under specific circumstances:

Legal compliance: To meet subpoenas, court orders, or lawful requests.

Safety & fraud prevention: When disclosure protects user safety, prevents fraud, or safeguards the Provider’s rights.

Trusted partners: With vendors bound by confidentiality agreements who assist in service delivery.

Third-party services integrated into the Application operate under their own privacy policies:

Google Play Services Google Analytics for Firebase Firebase Crashlytics AppLovin Appsflyer Facebook

User Controls

Opt-out: Uninstall the Application through standard device/marketplace procedures to cease data collection.

Data deletion: Request removal of provided PII by emailing [email protected]. The Provider will respond within a reasonable timeframe.

Retention Period User-provided data is retained during active use and for a limited period afterward.

Protections for Minors The Application is not directed at minors under 13. The Provider:

Does not knowingly collect PII from children under 13.

Immediately deletes such data if discovered.

Encourages parents/guardians to report accidental disclosures via [email protected].

Security Measures The Provider employs technical, physical, and administrative safeguards to protect stored and processed data.

Policy Updates Revisions may occur periodically. Users are responsible for reviewing this page regularly. Continued use after changes implies acceptance.

Consent By using the Application, you agree to data practices described herein, including future amendments.

Contact

For privacy-related inquiries, contact:
[email protected]