에스트랙 is a meter app provided only to Nielsen panel members who have agreed to participate in measuring app and web usage on their smartphones. Only authenticated panel members should install the app.

Main Features:

• Analysis of smartphone web and app usage records
• Analysis of smartphone TV program viewership ratings

Strict Personal Information Protection:

To ensure smooth app usage, only essential access permissions are requested. Web and app usage records are securely managed through encryption.

Device Access Permissions:

[Required Access Permissions]

• Phone: Used to maintain device authentication status
• Messages: Used to input the installation verification code for the 에스트랙 app
• Storage: Used to store usage record information in 에스트랙
• Microphone: Used for TV program measurement and audio information is used for interactive user interfaces (voice recognition DNA matching) execution

[Panel Activity Access Permissions]

Additional permissions are required after installing the app for normal panel activities on smartphones. Failure to set permissions may restrict the provision of mobile panel benefits.

• Allow access to usage information: Used for measuring smartphone app usage records

For any inquiries regarding the 에스트랙 app, please contact the manager at.