Privacy Policy

This application (hereinafter referred to as the "App") values users' personal information and complies with the following policy.

1. Information We Collect

The App does not require user registration and does not directly collect personal information from users.

However, the following information may be automatically collected:

• Device information (model, OS version, etc.)
• App usage data
• Advertising identifier (Advertising ID)

In addition, the following permissions are used to provide app features:

• Microphone permission: used for noise measurement functionality
• Camera permission: used for AR measurement functionality
• Location permission: used for weather information functionality
• Storage permission: used to load Excel files stored on the user's device

Selected files are processed locally on the device and are not transmitted, collected, or stored externally.

2. Purpose of Data Collection and Use

• Providing and improving services
• Analyzing errors and enhancing app stability
• Delivering personalized advertisements

Microphone, camera, location data, and user-selected files are used solely for their respective functions and are not stored separately.

3. Third-Party Services

• Google AdMob (for advertising)

You can review their privacy policy here:

https://policies.google.com/privacy

Additionally, external APIs may be used to provide weather information, and minimal necessary data may be transmitted during this process.

4. Data Retention

The App does not store or retain personal data.

5. User Rights

Users can grant or revoke permissions at any time through their device settings.

Users can also reset their advertising ID or limit personalized ads.

6. Contact

Email: onyolee@2110company.com

7. Policy Changes

This Privacy Policy may be updated, and any changes will be announced through the App or the store.

Effective Date: March 18, 2026