Privacy Policy

Introduction

加油 ("Add Oil") is a mobile application that provides daily Chinese classical literature quotes. This privacy policy explains how we collect, use, and protect your information.

Information We Collect

Device Information

Our app collects the following device information:

• Device Identifier: We collect your device's unique identifier (iOS identifierForVendor or Android ID) to ensure you receive a consistent daily quote based on your device and the current date.

How We Use Your Information

Quote Selection: Your device identifier is used in combination with the current date to deterministically select which quote to display. This ensures that:

• The same device sees the same quote on the same day
• Different devices see different quotes
• The quote selection is consistent and reproducible

Data Storage

• All quote data is stored locally on your device
• Device identifiers are processed locally and are not transmitted to external servers
• We do not store your device identifier on any external servers

Data Sharing

• We do not share your device information with third parties
• We do not sell your data
• We do not use your data for advertising purposes

Third-Party Services

Currently, our app does not use any third-party analytics or advertising services. If this changes in the future, we will update this privacy policy accordingly.

Children's Privacy

Our app does not knowingly collect personal information from children under the age of 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us.

Your Rights

You have the right to:

• Understand what data we collect
• Request information about how your data is used
• Request deletion of your data (note: since data is stored locally, uninstalling the app will remove all data)

Changes to This Privacy Policy

We may update this privacy policy from time to time. We will notify you of any changes by posting the new privacy policy in the app or on our website.

Contact Us

If you have any questions about this privacy policy, please contact us.