XiYing Crypto does not collect, store, or transmit any personal information. We do not require you to create an account, and we never ask for your name, email address, location, or any other identifying information.
Your custom watchlist (coins you star and save) is stored exclusively on your own device using standard iOS local storage. This data:
The app fetches public market data from third-party APIs, including CoinGecko. These network requests contain no personal information about you — only standard query parameters to retrieve public price data. Please refer to CoinGecko's Privacy Policy for details on how they handle requests.
XiYing Crypto contains no third-party analytics SDKs, crash reporting services, advertising networks, or behavioral tracking of any kind. We do not use Firebase, Amplitude, Mixpanel, or any similar service.
This app is not directed to children under the age of 13. Since we collect no personal data from anyone, we do not knowingly collect data from children either.
All network requests made by this app use HTTPS encryption. Since we collect no personal data and operate no servers storing user information, there is no user data at risk of breach.
If this privacy policy changes in the future, the updated version will be posted at this URL with a revised effective date. Continued use of the app after any change constitutes acceptance of the updated policy.
稀赢数字货币（XiYing Crypto）尊重并保护您的隐私。以下是本隐私政策的中文摘要：
不收集个人信息：本应用不收集、存储或传输任何个人信息，无需注册账号，不请求您的姓名、邮箱、位置或任何识别性信息。
自选列表仅存本地：您添加的自选币种仅保存在您的设备本地，不会上传至任何服务器，删除应用即可清除所有数据。
第三方数据来源：行情数据来自 CoinGecko 等公开接口，相关网络请求不包含您的任何个人信息。
无广告、无追踪：本应用不含任何第三方广告、分析或行为追踪组件，完全无广告。