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ZuoyeXian Privacy Policy

Last Updated: April 2026

1. Introduction

Welcome to ZuoyeXian ("the App", "we", "us"). We value your privacy and are committed to protecting your personal information. This Privacy Policy explains how we collect, use, and safeguard your data.

2. Data Collection

2.1 Information We Collect

This app stores data only on your device and in Apple iCloud. We do not use any third-party servers. The information we collect and store includes:

User-created content:

• Nicknames and profile photos
• Task information (title, description, due time, etc.)
• Check-in records, review records, and completion records
• Images, audio, and video files (stored on your device only)
• Points and exchange records
• Schedule and timetable data (events, recurrence rules, etc.)
• Recitation practice records (results only; audio is discarded immediately after recognition and never stored)

App settings:

• Notification preferences
• App configuration options
• Last login information

Device identifiers:

• A unique device identifier used to distinguish multiple devices under the same iCloud account
• Stored in the device Keychain and persists even if the app is uninstalled

Subscription information:

• Subscription status and expiration date
• Managed through Apple StoreKit; we cannot access your payment information

2.2 Information We Do Not Collect

• ❌ We do not collect real names, addresses, phone numbers, or other personal identifiers
• ❌ We do not collect browsing history or location data
• ❌ We do not use any analytics or advertising SDKs
• ❌ We do not share any data with third parties

3. Data Use

The data we collect is used solely for the following purposes:

• Core functionality: Managing tasks and schedules
• Data sync: Syncing your data across devices via Apple iCloud
• Local notifications: Sending task and schedule reminders
• Subscription management: Managing your subscription status via Apple StoreKit

4. Data Storage

4.1 Local Storage

All data is stored on your device using Apple's SwiftData framework:

• Task and record data
• User configuration
• Images, audio, and video files
• Schedule and timetable data

4.2 iCloud Storage

If you enable iCloud sync, the following data is synced via Apple CloudKit:

• Task and record data
• User configuration
• Images, audio, and video files
• Schedule and timetable data

4.3 Keychain Storage

The device identifier is stored in the iOS Keychain:

• Used to distinguish multiple devices under the same account
• Persists even if the app is uninstalled
• Accessible only by this app

4.4 Screen Time Management Data

If you enable the Screen Time management feature, the app uses Apple's Screen Time API:

• APIs used: FamilyControls, ManagedSettings, DeviceActivity
• Data stored: Device usage time sessions and app restriction configurations
• Purpose: Enabling the "earn device time by completing tasks" feature
• Permission required: Parental authorization via Face ID, Touch ID, or device passcode
• Data management: Configuration data is automatically managed by iOS's ManagedSettingsStore
• Privacy protection: We cannot access actual device usage; we can only set usage restrictions

5. Data Security

We take the following measures to protect your data:

• Local encryption: Device data is protected by iOS system security
• Password protection: Supports setting admin and user passwords
• iCloud encryption: iCloud data is encrypted by Apple during transit and at rest
• No servers: No third-party servers are used, eliminating server-side data breach risk

6. Data Retention

• Local data: Retained on your device indefinitely until you manually delete it or uninstall the app
• iCloud data: Retained in your iCloud account subject to your iCloud storage limits
• Subscription expiry: After subscription expiry, all data is retained and you can continue to view it

7. Your Rights

You have full control over your data:

• Access: View all your data at any time
• Modify: Edit or delete your data at any time
• Export: Export data via screenshots or manual records
• Delete: Uninstall the app to delete local data; delete cloud data via iCloud settings

8. Children's Privacy

This app is designed for family use, including children. We:

• Do not collect personally identifiable information from children
• Do not require children to provide sensitive information
• Support parental supervision and management

9. Third-Party Services

9.1 Apple Services

This app uses the following Apple services:

• iCloud CloudKit: Data sync
• StoreKit: In-app purchases
• UserNotifications: Local notifications
• Screen Time API: Screen time management (FamilyControls, ManagedSettings, DeviceActivity)
• Speech Framework (SFSpeechRecognizer): Speech recognition for recitation practice. Voice data is processed by Apple's speech recognition service and may be sent to Apple's servers for recognition. Audio is discarded immediately after recognition; this app does not store the original audio. Microphone and speech recognition permissions are required.
• AVFoundation: Audio recording and video playback (task voice check-ins and attachment records)

These services are subject to Apple's Privacy Policy.

9.2 No Other Third Parties

This app does not use any other third-party services, including:

• ❌ No analytics or crash reporting tools
• ❌ No advertising SDKs
• ❌ No social media SDKs
• ❌ No third-party cloud services

10. Changes to This Policy

We may update this Privacy Policy from time to time. For significant changes, we will:

• Notify you within the app
• Update the "Last Updated" date
• Obtain your consent where required by law

11. Contact Us

If you have any questions or concerns about privacy, please contact us:

• Email: 33142343@qq.com
• In-app feedback: Submit feedback via "Profile" > "About"