Effective Date: [December 1, 2025]

Thank you for using the "iSmileFace" application (hereinafter referred to as "this Application"). We take your privacy very seriously and are committed to protecting your personal information. Please read the following privacy policy carefully to understand how we collect, use, and protect your information.

1. Information Collection

This Application is a local application and does not collect, store, or transmit any personal information or usage data. We do not require you to provide any personal information to use the features of this Application.

2. Information Use

Since this Application does not collect any information, we do not use your personal information. All features run locally on your device and do not involve any external data processing.

3. Data Security

Although this Application does not collect any information, we still recommend that you take appropriate security measures when using the application to protect your device and data security.

4.Face Data and Privacy

Face Data Collection and Use

What We Collect

iSmileFace uses Apple's Vision framework to analyze your facial expressions during smile training sessions. The data collected includes:

• Facial landmark positions
• Smile symmetry measurements
• Expression analysis results

How We Use It

Face data is used exclusively to:

• Provide real-time smile training feedback
• Track your smile improvement progress over time