Willow 隐私政策 / Privacy Policy
更新日期：2026年9月
1. 我们收集的信息
账户信息：
- 手机号（用于验证码登录）
- 系统生成的用户 ID
练习数据：
- 口语练习记录
- 收藏的地道表达
- 学习进度和偏好设置
设备信息：
- 设备型号和 iOS 版本
- App 版本号
- 仅在您提交反馈时收集
付款信息：
- 购买记录（能量包）
- 由 Apple 处理，我们不存储您的银行卡或支付信息
2. 信息使用方式
- 生成个性化口语答案
- 追踪您的学习进度
- 多设备数据同步
- 回复您提交的反馈
- 发送练习提醒（如已开启）
3. 数据存储
您的数据存储在 Supabase（数据库服务器位于美国）。
我们不会将您的数据出售给第三方。
4. 第三方服务
我们使用以下第三方服务：
- Supabase：数据库和身份验证
- OpenAI / DeepSeek / 字节跳动：AI 答案生成（您的练习内容可能由这些服务处理）
- Apple：应用内购买和推送通知
- 火山引擎：语音合成
- 阿里云：短信验证码发送
5. 数据保留
我们在您账户有效期间保留您的数据。
您可以通过发送邮件至 moon_09@126.com 请求删除数据，我们将在 30 天内完成删除。
6. 儿童隐私
Willow 不面向 13 岁以下儿童。我们不会故意收集 13 岁以下儿童的数据。
7. 政策更新
我们可能会不时更新本政策。重大变更将通过 App 内通知告知您。
8. 联系我们
Moon Wang
网页版补充
本节适用于网页版；与上文不一致时，网页版以本节为准。
- 网页版可使用微信支付、支付宝购买能量包。我们只接收订单号、金额和支付状态，不接触你的银行卡和支付账户信息。
- 网页版与 iOS App 使用同一账号，能量通用。
- 网页版的退款按《退款说明》执行。
- 如有疑问，请联系 moon_09@126.com。
Privacy Policy
Last updated: September 2026
1. Information We Collect
Account information:
- Phone number (for login via OTP)
- User ID generated by our system
Practice data:
- Speaking practice records
- Saved expressions
- Learning progress and preferences
Device information:
- Device model and iOS version
- App version (collected only when you submit feedback)
Payment information:
- Purchase records (energy packs)
- Processed by Apple; we do not store your card or payment details
2. How We Use Your Information
- Generate personalized speaking answers
- Track your learning progress
- Sync data across devices
- Respond to feedback you submit
- Send practice reminders (if enabled)
3. Data Storage
Your data is stored on Supabase, with database servers located in the United States.
We do not sell your data to third parties.
4. Third-Party Services
We use the following third-party services:
- Supabase: database and authentication
- OpenAI / DeepSeek / ByteDance: AI answer generation (your practice content may be processed by these services)
- Apple: in-app purchases and push notifications
- Volcengine: text-to-speech
- Alibaba Cloud: SMS verification
5. Data Retention
We retain your data as long as your account is active.
You may request deletion of your data by contacting moon_09@126.com. We will delete your data within 30 days.
6. Children's Privacy
Willow is not intended for children under 13. We do not knowingly collect data from children under 13.
7. Changes to This Policy
We may update this policy from time to time. We will notify you of significant changes through the app.
8. Contact Us
Moon Wang
Web version supplement
This section applies to the web version. Where it differs from the text above, this section prevails for the web version.
- On the web, energy packs can be bought with WeChat Pay or Alipay. We only receive the order number, amount and payment status; we never see your bank card or payment account details.
- The web version and the iOS App use the same account, and energy is shared between them.
- Refunds for web purchases follow the Refund Policy.
- Questions: moon_09@126.com.