隐私政策

最后更新日期：2026年8月4日

本隐私政策说明了逗扫码（DooScan）（以下简称”本应用”）如何收集、使用和保护您的个人信息。本应用不收集任何个人身份信息，所有数据均存储在您的设备本地。

1. 我们收集的信息

• 相机权限：仅用于扫描二维码/条形码，不会拍照、录像或上传图像。
• 扫描历史：您扫描的内容将保存在设备本地数据库中，不会上传到任何服务器。
• 设置偏好：语言选择、深色模式等设置仅存储在设备本地。
• 设备信息：反馈邮件中自动附带设备型号和系统版本，仅用于问题排查，由您主动发送。

2. 信息的使用

您的扫描记录仅用于以下目的：

• 在应用内展示扫描历史
• 支持收藏功能方便查找
• 通过「导出备份」将数据保存为本地文件（不经过任何服务器）

我们不会将您的数据用于广告、分析、用户画像或其他商业目的。

3. 数据存储与安全

• 所有数据存储在您的设备本地 SQLite 数据库中。
• 扫描历史不会上传或备份到云端，仅保存在您的设备上。
• 生成的二维码图片按您的设置保存到设备本地（图库 / 下载 / 自选文件夹）。
• 通过「数据备份」导出的文件（JSON / CSV）包含扫描内容，可能含 WiFi 密码等敏感信息，请妥善保管，勿分享给他人。
• 卸载应用时，本地数据将被删除。

4. 第三方服务

本应用使用以下 SDK 和第三方服务：

• Google ML Kit：用于二维码识别，图像在设备本地处理，不会上传云端。
• Google Play Billing：用于 Pro 版购买，支付信息由 Google Play 直接处理。
• Google Play Services (OSS Licenses)：展示开源协议列表。
• Android CameraX：相机 API，不通过网络传输画面。

5. 儿童隐私

本应用不面向 13 岁以下儿童，不会有意收集儿童的个人信息。

6. 权限说明

权限	用途
CAMERA	扫描二维码/条形码
VIBRATE	扫描成功后震动反馈（可关闭）
ACCESS_FINE_LOCATION	仅用于「连接 WiFi」功能（Android 10+ 系统要求），定位信息不出设备，不会被收集或上传
READ_EXTERNAL_STORAGE	仅 Android 9 及以下：读取备份/导出的文件
WRITE_EXTERNAL_STORAGE	仅 Android 9 及以下：保存备份/导出的文件与生成的二维码图片

7. 隐私政策更新

我们可能会不时更新本隐私政策。更新后将在应用关于页面和本页面发布新版本。

8. 联系我们

Privacy Policy (English)

Last updated: August 4, 2026

This privacy policy explains how DooScan (the “App”) collects, uses, and protects your personal information. The App does not collect any personally identifiable information. All data is stored locally on your device.

1. Information We Collect

• Camera permission: used only for scanning QR codes/barcodes. No photos, videos, or images are taken or uploaded.
• Scan history: the content you scan is stored in a local database on your device and is never uploaded to any server.
• Settings preferences: language, dark mode, and other settings are stored only on your device.
• Device information: feedback emails automatically include device model and OS version, used only for troubleshooting and sent by you voluntarily.

2. How We Use Information

Your scan records are used only for the following purposes:

• Display scan history within the app
• Support the favorites feature for easy lookup
• Save data to local files via “Export Backup” (not transmitted through any server)

We never use your data for advertising, analytics, user profiling, or any other commercial purposes.

3. Data Storage and Security

• All data is stored in a local SQLite database on your device.
• Scan history is never uploaded or backed up to the cloud; it is stored only on your device.
• Generated QR code images are saved to your device according to your settings (Gallery / Downloads / custom folder).
• Files exported via “Data Backup” (JSON / CSV) contain scan content, which may include sensitive information such as WiFi passwords. Please keep them safe and do not share them.
• When you uninstall the app, local data is deleted.

4. Third-Party Services

The App uses the following SDKs and third-party services:

• Google ML Kit: for barcode recognition; images are processed locally on your device and never uploaded to the cloud.
• Google Play Billing: for Pro purchase; payment information is handled directly by Google Play.
• Google Play Services (OSS Licenses): displays the open-source license list.
• Android CameraX: camera API; the camera feed is not transmitted over the network.

5. Children’s Privacy

This app is not intended for children under 13 and does not knowingly collect personal information from children.

6. Permissions

Permission	Purpose
CAMERA	Scan QR codes/barcodes
VIBRATE	Vibration feedback after a successful scan (can be disabled)
ACCESS_FINE_LOCATION	Used only for the “Connect to WiFi” feature (required by Android 10+); location data never leaves your device and is never collected or uploaded
READ_EXTERNAL_STORAGE	Android 9 and below only: to read backup/exported files
WRITE_EXTERNAL_STORAGE	Android 9 and below only: to save backup/exported files and generated QR code images

7. Updates to This Policy

We may update this privacy policy from time to time. Updates will be posted on the About page of the App and on this page.

8. Contact Us

© 2026 DooScan. All rights reserved.