Effective Date:May 9, 2026
Foreword
Welcome to Antivirus Shield (hereinafter referred to as "the Application", "we", or "the Service"). We understand that your privacy is crucial to you and are committed to handling your personal information in a transparent and responsible manner.
This Privacy Policy aims to clearly explain:
What information we collect during your use of the Application;
How this information will be used, stored, and protected;
What privacy rights you are entitled to under the law, and how to exercise these rights.
Please read this policy carefully before using the Application. By installing or using the Application, you indicate that you have fully understood and agreed to all the contents of this policy. If you do not agree to any terms, please immediately stop using and uninstall the Application.
This Application complies with the EU General Data Protection Regulation (GDPR) and other applicable data protection laws and regulations.
I. Information We Collect
To provide you with core functions such as device cleaning, performance optimization, storage management, and security testing, we may collect the following categories of information. We promise that all information collection strictly adheres to the "minimum necessary" principle and will not exceed the scope required for functional implementation.
1. Basic Device Information
To ensure this application functions properly on your device and provides the optimal user experience, we will collect the following device information:
Information Type | Purpose
Device Model, Brand, and Manufacturer
Adapt to different hardware to ensure functional compatibility
Operating System Version Number and Name
Ensure application and system compatibility and stability
Screen Resolution, Screen Density, and Screen Size
Optimize user interface display
System Language and Region Settings
Provide a localized user interface and experience
Network Connection Status (Wi-Fi/Mobile Network)
Assess network availability and optimize data transmission
Application Version Number and Name
Troubleshooting and Version Update Management
Android ID / Unique Device Identifier
Used for statistical analysis within legal limits
Storage Card Status
Assess available storage space and support cleanup
Provide region-appropriate content and compliance processing in the country/region where the function is located.
Note: The unique device identifier is not associated with your personal identification information and is only used for statistics and application function improvement.
2. Installed Application Information
To provide application management and security detection functions, we may collect information related to the applications installed on your device, including:
List of installed applications (application name and package name)
Application version number and version name
Application installation path
Application installation package usage
This information will only be used for the following purposes:
Identifying redundant, duplicate, or long-term inactive applications to assist you in application management;
Performing risk assessments of installed applications in conjunction with our security engine (see Section 3 for details).
3. Storage and File Metadata
When you use functions such as junk file cleanup, large file management, and duplicate file identification, we need to access your device's storage space to analyze the following file metadata:
File name and file type
File size
File creation time or last modification time
File storage path (only for location and classification)
Privacy Protection Commitment: We will not read, copy, upload, or analyze the actual content of your files (such as photos, document text, video content, etc.) unless specifically required for a particular function and we have informed you and obtained your authorization in advance.
4. Service Usage Behavior Data
To improve your product experience, we may collect behavioral data generated during your use of this application, including:
Feature click count and usage frequency
Page browsing path and dwell time
Feature running status (e.g., whether cleanup was successful, whether security scan ran normally)
Application first launch timestamp
Permission grant status
Notification bar status information
The above data is aggregated statistical data and will not be used to directly identify you personally.
5. Advertising Identifier (Android Advertising ID / GAID)
We use the Android Advertising Identifier (GAID / Ad ID) to provide you with a personalized advertising experience.
Regarding the Advertising Identifier, please understand:
The Advertising Identifier does not contain any sensitive information that can directly identify you personally;
It is not associated with your personally identifiable information or persistent device identifier;
You can reset or restrict the use of the Advertising Identifier at any time in your device settings.
6. Log Data
When you use this application, we may automatically collect the following technical log information:
Mobile carrier related information
IP address
Device configuration information (provided by the system or browser)
Session start and end time
Time zone and language settings
CPU, memory, and battery usage status (for performance optimization analysis)
7. User-provided feedback
When you contact us via email or in-app channels, you may proactively provide:
Contact email address
Problem description and feedback content
Screenshots or log files you voluntarily attach
This information is only used to process your feedback request and will not be used for any other purpose.
II. Purpose of Information Use
The information we collect will be strictly limited to the following uses:
Providing Core Services: Enabling functions such as junk file cleaning, cache clearing, large file identification, and duplicate file management;
Performance Optimization: Providing targeted device performance optimization suggestions based on device status data;
Security Detection: Identifying potential malware and security threats by comparing application characteristics with security databases;
Personalized Advertising: Showing you advertising content more aligned with your interests based on advertising identifiers;
Product Improvement: Analyzing usage behavior data to continuously improve application stability and user experience;
Language and Region Adaptation: Providing localized interfaces and personalized content display;
Legal Compliance: Responding to applicable laws and regulations and fulfilling necessary data processing obligations.
We promise: We will not sell your personal information to any third party.
III. Third-Party Security Service: Trustlook SDK Service Description
To provide you with professional device security detection capabilities, Antivirus Shield integrates the Trustlook security SDK. Trustlook is a third-party security service provider specializing in mobile security.
How it Works
When you actively enable the security scanning function, the Trustlook SDK collects the characteristic information of installed applications and uploads it to the Trustlook security cloud server (https://saas.trustlook.com/) for real-time analysis, identifying security threats through the following methods:
Characteristic comparison with a known malware database;
Static code analysis of the application;
Assessing the application's behavioral characteristics and risk level.
Information Uploaded to Trustlook Servers
Information Type | Purpose | Description
Application Name and Package Name | Matching | Known Risks | Application Database | Application Version Number and Version Name | Verification of Known Vulnerabilities in Specific Versions | MD5 Hash Value and Signature Information | Verification of Application Integrity, Comparison with Virus Signature Database | Detailed Information and Installation Path of Files in Device Storage | Assistance in Analysis of the Credibility of Installation Source
Privacy Protection Statement
The above data is used solely for security risk analysis purposes and is not used for advertising or commercial marketing.
Application information will be uploaded to a secure cloud server for scanning and will not be retained long-term after analysis.
For Trustlook's privacy policy, please visit: https://www.trustlook.com/privacy-policy
IV. Third-Party Data Analysis Services
To better understand user habits and continuously improve our products, we may share some anonymized statistical data with certified third-party data analysis platforms.
Data Sharing Principles:
The shared data is anonymized and does not contain information that can directly identify you personally.
Third-party partners must comply with our data privacy and security requirements.
The data is used only for product improvement and advertising effectiveness evaluation and will not be sold to any other party.
V. Important Permissions Explanation
To implement the various functions of this application, we may request the following device permissions during use:
Permission Type | Purpose | Necessary
Storage Read/Write Permission | Read, analyze, and clean up files in device storage after your confirmation
Core Functions | Necessary
Wi-Fi Connection Information | View current network connection status and optimize network-related functions
Functions Required | Network Access Permission | Access to security database and update virus signature database
Functions Required | Installed Application Access Permission | Support application management and security detection functions
Security Functions Required | Notification Push Permission | Push cleanup reminders and security warnings after you enable them
Optional Functions
Foreground Service Permission | Maintain stable service operation when performing cleanup or scanning tasks
Functions Required | Display on top of other applications
Display floating optimization prompts (if enabled)
Optional Functions
You have the right to decide whether to grant the above permissions. Refusing unnecessary permissions will not affect the use of core functions. You can revoke granted permissions at any time in the device system settings.
VI. Information Sharing and Disclosure
We will not sell your personal information. We may disclose relevant information to third parties only in the following limited circumstances:
You have explicitly authorized it: With your knowledge and explicit consent;
Necessary for service functions: Transmitting necessary information to service providers (such as Trustlook) required to achieve core functions;
Data analysis cooperation: Sharing anonymized usage data with certified third-party statistical platforms;
Legal and regulatory requirements: As required by applicable laws, judicial orders, or legal requirements of government authorities;
Protecting legitimate rights and interests: To protect the personal safety and legitimate property rights of users, third parties, or the public;
Academic research and public interest: For academic research or public interest purposes, provided that the data is anonymized.
VII. Data Security Protection
We adopt industry-standard technical and management measures to ensure the security of your information, including:
Encrypted transmission: All network data transmission uses the HTTPS encryption protocol;
Access control: Strictly control access to data, limiting access to authorized personnel only for business needs;
Data minimization: Strictly adhere to the principle of minimum necessity, and do not collect data beyond the scope required;
Regular security assessments: Regularly scan the system for security vulnerabilities and conduct risk assessments;
Physical security: Implement strict physical access control on servers storing personal data.
Nevertheless, absolute security cannot be guaranteed from a technical perspective when transmitting data over the internet. In the event of a data security incident, we will report it to regulatory authorities and promptly notify affected users, in accordance with applicable laws, explaining the types of data involved, the potential impact, and the remedial measures we will take.
VIII. Data Retention Period
We will retain your personal information only for the period necessary to achieve the purposes described in this policy, or for the appropriate period required by applicable laws and regulations (such as tax and accounting regulations). After the retention period expires, we will securely delete or anonymize the relevant data.
IX. Your Privacy Rights
Under applicable data protection laws, you have the following rights:
Right of Access: You have the right to request a copy of the personal data we hold about you.
Right of Correction: If you find that the personal information we hold is incorrect or incomplete, you have the right to request that we correct it.
Right of Erasure: Where permitted by law, you have the right to request that we delete your personal data.
Right of Restricted Processing: You have the right to request that we restrict the processing of your personal data under certain circumstances.
Right of Data Portability: You have the right to obtain the personal data you provide to us in a structured, generally acceptable format.
Right to Withdraw Consent: You may withdraw your consent at any time regarding data processing based on your consent. Withdrawal will not affect the legality of the processing prior to withdrawal.
Right to Complain: If you believe our data processing practices violate applicable laws, you have the right to file a complaint with the relevant data protection regulatory agency.
How to Exercise Your Rights: Please submit your application to us through the contact information provided in Article XII of this policy. We will respond within the legally prescribed time limit.
X. Child Privacy Protection
This application does not provide services to children under the age of 13, and we do not intentionally collect personal information from minors under the age of 13.
If you are the guardian of a minor and discover that your child has provided us with personal information without your consent, please contact us immediately through the contact information below. We will delete the relevant information as soon as possible after verification.
XI. Updates to the Privacy Policy
We may revise this policy for the following reasons:
New legal and regulatory requirements;
Major adjustments to product functionality;
Optimization of data processing practices.
Update Notification Methods:
General updates will be published on this page, indicating the new effective date; Significant changes involving your core rights will be communicated in advance via in-app pop-ups or push notifications;
Your continued use of this application after the new policy takes effect constitutes acceptance of the updated policy.
We recommend that you review this policy regularly to understand our latest privacy practices.
XII. Contact Us
If you have any questions, comments, or suggestions regarding this Privacy Policy, or wish to exercise any privacy rights described in this policy, please contact us through the following methods:
Email: wsdalasoezeek@gmail.com
We promise to respond to your reasonable request within the time limit stipulated by applicable law. Thank you for your trust and support of Antivirus Shield.
The final interpretation of this policy rests with the Antivirus Shield development team and applies to all versions and updates of this application.