SiLei Note Privacy Policy
Effective Date: August 25, 2025
Last Updated: March 8, 2026
1. Introduction
Welcome to SiLei Note (hereinafter referred to as "this app"). We deeply value your privacy and are committed to protecting your privacy and security. This app supports local storage and optional iCloud synchronization. Your note content and personal settings can be stored locally on your device, or you can choose to sync them across your devices via iCloud. We do not collect, view, or upload this information.
This privacy policy explains how this app handles your information and how we protect your privacy.
2. Methods of Information Processing
2.1 Locally Stored Information
• Note content: All notes, messages, and category information you create are stored completely locally on your device
• App settings: Your language preferences, theme settings, security settings, etc. are stored locally on your device
• Security information: Gesture passwords are encrypted and stored using iOS Keychain, stored only locally on your device
• Device permissions: Camera and biometric recognition permissions are used only for local functions, we do not collect any related data
2.2 Optionally Shared Information
• App usage statistics: Number of app launches, frequency of feature usage, etc. (shared only with your consent for improving user experience)
• Error logs: App runtime error information (shared only with your consent for solving technical problems)
2.3 iCloud Storage (Optional Feature)
• iCloud Categories and Notes: You can choose to create iCloud categories and notes, which will be backed up and synced through Apple's iCloud service
• Data Synchronization: iCloud data will automatically sync across your devices logged in with the same Apple ID
• Data Separation: Local data and iCloud data are completely separate and do not affect each other
• User Control: You can choose to use local storage or iCloud storage at any time, completely at your discretion
• Privacy Protection: iCloud data is processed according to Apple's privacy policy, and we cannot access your iCloud data
2.4 iCloud Sharing (Optional Feature)
• Shared Categories: You can use the "Shared Category" feature to invite others to view or collaborate on notes in that category via iCloud
• Data Storage and Visibility: Once shared, the category and its notes are stored through Apple's CloudKit/iCloud service; participants you invite can access this content
• Control and Privacy: Sharing is initiated and managed by you; you can stop sharing or change participants at any time; we cannot access your iCloud data, whether shared or not
• Applicable Terms: This feature is subject to Apple's iCloud and CloudKit terms
3. Data Security
3.1 Local Storage
• Local data is stored locally on your device and will not be uploaded to our servers. If you use iCloud features, iCloud data will be synced through Apple's iCloud service, and we cannot access this data
• We do not collect, view, or access your note content, personal settings, and security information
• We use secure storage mechanisms provided by the iOS system to protect your data
• Sensitive information such as gesture passwords are encrypted and stored using iOS Keychain
3.2 Security Measures
• We use industry-standard security technologies to protect your data
• You can set a gesture password for individual notes; verification is performed only locally when opening that note; gesture passwords are stored only on your device, and we cannot access them
• We regularly update the app to fix potential security vulnerabilities
3.3 Data Transmission
• The main functions of this app do not involve network data transmission
• App usage statistics and error logs are transmitted only with your consent
• If you use iCloud features, iCloud data will be synced through Apple's CloudKit service, and data will be processed according to Apple's privacy policy. iCloud synchronization is optional, and you can choose to use local storage only
4. Use of Information
We use only app usage statistics and error logs that you consent to share for improving app functionality. Your note content, app settings, and security information are completely under your control, and we do not use this information.
5. Information Sharing
We do not share your information with any third parties. Local data is stored locally on your device and is under your complete control. If you use iCloud features, iCloud data is managed by Apple's iCloud service and processed according to Apple's privacy policy. If you use the shared category feature, participants you invite can view the content of that shared category; except for sharing you initiate, we do not provide your information to any third party.
6. Your Rights
Since this app does not collect your personal information and your data is stored completely locally:
• You have complete control over your note content and app settings
• You can delete the app at any time to clear all local data
• If you use iCloud features, you can manage your iCloud data in iCloud settings, including deleting iCloud data
• If you have questions about this privacy policy, you can contact us through the contact information in Section 9
7. Children's Privacy
This app is not specifically targeted at children under 13 years of age. Since this app is a standalone application that does not collect or transmit personal information, protection of children's privacy is mainly achieved through parental device management.
8. Privacy Policy Updates
We may update this privacy policy from time to time. When we make significant changes, we will:
• Publish notifications within the app
• Update the "Last Updated" date
• Explain changes when updating the app in the App Store
9. Contact Us
If you have questions, comments, or suggestions about this privacy policy, please contact us through the following methods:
Email: slbj@slkxjs.com
App Name: SiLei Note
10. Governing Law
This privacy policy is governed by the laws of the People's Republic of China. Any disputes arising from this privacy policy shall first be resolved through friendly negotiation; if negotiation fails, either party may file a lawsuit with the competent people's court.
Important Reminder: Please read this privacy policy carefully. If you do not agree to any terms of this privacy policy, please do not use this app. Using this app indicates that you agree to all terms of this privacy policy.