Privacy Policy

1. Information Collection

1.1 Types of Information We Do NOT Collect

• Personal Identity Information: Name, email address, phone number, etc.
• Habit Data: Habits you create, completion records, statistical data, etc.
• Device Information: Device model, operating system version, unique identifiers, etc.
• Usage Data: App usage duration, feature usage frequency, etc.
• Location Information: GPS location, IP address, etc.
• Contact Information: Address book, social media contacts, etc.

1.2 Local AI Processing

The AI analysis features within the app run entirely on your device and do not send any data to external servers for processing. All intelligent analysis and recommendations are generated based on local data.

2. Data Storage & Security

2.1 Local Storage

• All data uses secure storage mechanisms provided by the iOS system
• Data is encrypted using AES-256 encryption algorithm
• Data is stored only on your device and not synced to any cloud service
• All local data will be completely deleted when the app is uninstalled

2.2 iCloud Sync (Premium Feature)

Premium users can choose to enable iCloud sync functionality:

• Data is synced between your devices through Apple's iCloud service
• We cannot access data stored in iCloud
• Data transmission and storage are handled by Apple, following Apple's privacy policy
• You can turn off iCloud sync in settings at any time

2.3 Data Security Measures

• App code has been security audited and contains no data collection functionality
• No third-party analytics or advertising SDKs are used
• No network connections are established for data transmission
• Supports Face ID/Touch ID and other biometric protection

3. Third-Party Services

3.1 Apple App Store

The app is distributed through Apple App Store, with subscription purchases handled by Apple:

• Subscription information is managed by Apple; we cannot access your payment information
• Apple may collect purchase-related information; please refer to Apple's privacy policy
• We can only verify subscription status and cannot obtain specific purchase details

3.2 Third-Party Services We Do NOT Use

To protect your privacy, we explicitly do not use the following services:

• Google Analytics, Firebase, and other analytics services
• Facebook SDK, Twitter SDK, and other social media SDKs
• Advertising networks and ad tracking services
• Crash reporting and error tracking services
• User behavior analysis and heatmap services

4. Data Export & Deletion

4.1 Data Export

Premium users can export their data:

• Supports export in JSON, CSV, and other formats
• Export functionality is executed entirely locally
• Exported files are saved on your device
• You can freely process the exported data

4.2 Data Deletion

• You can delete any habit records within the app
• Can reset all data to restore to initial state
• Uninstalling the app will completely delete all local data
• If iCloud sync is enabled, you need to delete related data in iCloud settings

5. Children's Privacy Protection

We place special emphasis on children's privacy protection:

• The app is not specifically designed for children under 4
• We do not knowingly collect personal information from children under 4
• Since the app does not collect any data, there are no privacy risks when used by children
• We recommend parental supervision of children's app usage

6. Privacy Policy Changes

If we need to update our privacy policy:

• We will publish update notifications in the app and on our website
• Major changes will be notified through app push notifications
• Continued use of the app indicates your acceptance of the new privacy policy
• If you disagree with the changes, you may stop using the app

7. Contact Us

If you have any questions or suggestions about our privacy policy, please contact us through the following methods: