隐私政策
最后更新日期：2026年2月1日
1. 引言
欢迎使用3DCraftNexus（以下简称"本应用"）。我们致力于保护您的隐私和个人信息安全。本隐私政策说明了我们如何收集、使用、存储和保护您的个人信息，以及您享有的相关权利。
使用本应用即表示您同意本隐私政策的条款。如果您不同意本政策，请停止使用本应用。
2. 我们收集的信息
2.1 个人身份信息
当您注册或登录本应用时，我们可能收集以下信息：
- 手机号码或邮箱地址
- 密码（加密存储）
- 用户昵称和头像
2.2 设备信息
为了提供更好的服务，我们可能收集以下设备信息：
- 设备型号和操作系统版本
- 设备标识符（如IMEI、IDFA等）
- IP地址
- 网络类型和状态
2.3 使用信息
我们可能收集您使用本应用的相关信息：
3. 设备权限使用
3.1 相机权限
使用目的：用于拍摄照片上传，生成2D/3D图像
使用场景：在图像上传页面，当您选择"拍照"时
权限获取方式：在需要使用时向您申请，您可以选择允许或拒绝
3.2 相册权限
使用目的：用于选择和保存图像
使用场景：在图像上传页面选择现有图片，或保存生成的图像
权限获取方式：在需要使用时向您申请，您可以选择允许或拒绝
3.3 文件存储权限
使用目的：用于存储生成的模型文件和图像
使用场景：当您下载生成的2D/3D模型时
权限获取方式：在需要使用时向您申请，您可以选择允许或拒绝
3.4 蓝牙权限
使用目的：用于设备间数据传输
使用场景：在设备传输页面，连接外部设备时
权限获取方式：在需要使用时向您申请，您可以选择允许或拒绝
3.5 网络权限
使用目的：用于与云服务通信，下载内容
使用场景：使用本应用的大部分功能时
权限获取方式：应用安装时自动获取
4. 我们如何使用您的信息
- 提供、维护和改进我们的服务
- 处理您的请求和交易
- 发送重要通知和服务更新
- 个性化您的用户体验
- 保护我们的服务和用户安全
- 分析和优化应用性能
5. 信息共享
我们不会向第三方出售您的个人信息。在以下情况下，我们可能会共享您的信息：
- 获得您的明确同意
- 遵守法律法规要求
- 保护我们的权利、财产或安全
- 与我们的关联公司共享
- 与服务提供商共享（如支付处理、云存储等）
6. 信息安全
我们采取以下措施保护您的信息：
- 数据加密存储和传输
- 访问控制和权限管理
- 定期安全审计和评估
- 安全开发实践
7. 数据保留
我们会在法律法规要求的期限内保留您的个人信息，或为实现本政策所述目的所必需的时间内保留您的个人信息。当您的信息不再需要时，我们会采取适当措施安全删除或匿名化处理。
8. 您的权利
- 访问和查看您的个人信息
- 修改或更新您的个人信息
- 删除您的个人信息
- 限制信息的处理
- 数据可携权（获取您的数据副本）
- 撤回同意
9. 隐私政策更新
我们可能会不时更新本隐私政策。更新后，我们会在应用内通知您，并在本页面发布更新后的版本。继续使用本应用即表示您同意更新后的隐私政策。
10. 联系我们
Privacy Policy
Last Updated: February 1, 2026
1. Introduction
Welcome to 3DCraftNexus (hereinafter referred to as "this App"). We are committed to protecting your privacy and personal information security. This privacy policy explains how we collect, use, store and protect your personal information, as well as your related rights.
By using this App, you agree to the terms of this privacy policy. If you do not agree to this policy, please stop using this App.
2. Information We Collect
2.1 Personal Identification Information
When you register or log in to this App, we may collect the following information:
- Mobile phone number or email address
- Password (encrypted storage)
- User nickname and avatar
2.2 Device Information
To provide better services, we may collect the following device information:
- Device model and operating system version
- Device identifiers (such as IMEI, IDFA, etc.)
- IP address
- Network type and status
2.3 Usage Information
We may collect information related to your use of this App:
- Access time and duration
- Feature usage
- Search and operation records
3. Device Permissions
3.1 Camera Permission
Purpose: Used for taking photos to upload and generate 2D/3D images
Usage Scenario: In the image upload page, when you select "Take Photo"
Permission Acquisition: We will request this permission when needed, and you can choose to allow or deny
3.2 Album Permission
Purpose: Used for selecting and saving images
Usage Scenario: When selecting existing images from gallery or saving generated images
Permission Acquisition: We will request this permission when needed, and you can choose to allow or deny
3.3 File Storage Permission
Purpose: Used for storing generated model files and images
Usage Scenario: When you download generated 2D/3D models
Permission Acquisition: We will request this permission when needed, and you can choose to allow or deny
3.4 Bluetooth Permission
Purpose: Used for device-to-device data transmission
Usage Scenario: In the device transmission page, when connecting to external devices
Permission Acquisition: We will request this permission when needed, and you can choose to allow or deny
3.5 Network Permission
Purpose: Used for communicating with cloud services and downloading content
Usage Scenario: When using most features of this App
Permission Acquisition: Automatically obtained when the App is installed
4. How We Use Your Information
- Provide, maintain and improve our services
- Process your requests and transactions
- Send important notifications and service updates
- Personalize your user experience
- Protect our services and user security
- Analyze and optimize app performance
5. Information Sharing
We do not sell your personal information to third parties. We may share your information in the following circumstances:
- With your explicit consent
- To comply with legal and regulatory requirements
- To protect our rights, property or safety
- With our affiliated companies
- With service providers (such as payment processing, cloud storage, etc.)
6. Information Security
We take the following measures to protect your information:
- Data encryption for storage and transmission
- Access control and permission management
- Regular security audits and assessments
- Secure development practices
7. Data Retention
We will retain your personal information for the period required by laws and regulations, or for the time necessary to achieve the purposes described in this policy. When your information is no longer needed, we will take appropriate measures to securely delete or anonymize it.
8. Your Rights
- Access and view your personal information
- Modify or update your personal information
- Delete your personal information
- Restrict the processing of your information
- Data portability (obtain a copy of your data)
- Withdraw consent
9. Privacy Policy Updates
We may update this privacy policy from time to time. After the update, we will notify you in the App and publish the updated version on this page. Continuing to use this App means that you agree to the updated privacy policy.
10. Contact Us