Last updated: July 13, 2026最后更新：2026年7月13日
Calorie Manager ("we", "us", "our", or "the App") is committed to protecting your privacy. This Privacy Policy explains how we handle your information when you use our web application.热量管理助手（以下简称"本应用"、"我们"或"团队"）致力于保护您的隐私。本隐私政策说明我们在您使用本网络应用时如何处理您的信息。
⚡ Most Important: We do not collect, transmit, or store your personal data on our servers.⚡ 最重要的是：我们不会收集、传输或在服务器上存储您的个人数据。
All your data stays 100% on your device in your browser's local storage. We cannot and do not have access to your personal information, food records, exercise logs, or any other data you enter into the app.您的所有数据100%保存在您设备的浏览器本地存储中。我们无法访问您的个人信息、食物记录、运动日志或您输入到应用中的任何其他数据。
The following information is stored exclusively in your browser's localStorage and never transmitted to any server:以下信息仅存储在您浏览器的localStorage中，永远不会传输到任何服务器：
Duration: This data persists until you explicitly delete it (see "Managing Your Data" section below).持续时间： 这些数据会一直保存，直到您主动删除（见"管理您的数据"部分）。
The app loads the following libraries from Content Delivery Networks (CDNs):本应用从内容分发网络(CDN)加载以下库：
| Service服务 | Purpose用途 | Privacy隐私政策 |
|---|---|---|
| Chart.js (cdn.jsdelivr.net)Chart.js (cdn.jsdelivr.net) | Renders nutrition charts绘制营养图表 | See privacy policy查看隐私政策 |
| html2canvas (cdn.jsdelivr.net)html2canvas (cdn.jsdelivr.net) | Enables screenshot feature启用截图功能 | See privacy policy查看隐私政策 |
| Google FontsGoogle Fonts | Typography字体 | See Google privacy policy查看Google隐私政策 |
Note: When you load these libraries, the CDN provider may receive your IP address and request metadata as part of normal HTTP requests. We have no control over this, but these providers do not share data with us.注意： 当您加载这些库时，CDN供应商可能会收到您的IP地址和请求元数据（作为常规HTTP请求的一部分）。我们对此无法控制，但这些供应商不会与我们共享数据。
This app registers a Service Worker (sw.js) to enable offline access and faster loading. The Service Worker:本应用注册了一个 Service Worker（sw.js）以实现离线访问和更快加载。该 Service Worker：
Impact: The Service Worker stores a local copy of the app's static files. This data stays on your device and is never uploaded anywhere.影响：Service Worker 在本地存储应用静态文件的副本。这些数据留在您的设备上，不会上传到任何地方。
This app currently does not display advertisements. We have applied for Google AdSense but the service is not yet active on this site.本应用目前不展示任何广告。我们已申请Google AdSense但服务尚未在本站激活。
If and when ads are displayed in the future:如果将来投放广告：
Opting out: You can opt out of personalized ads by visiting Google Ad Settings.选择退出： 您可以通过访问 Google广告设置 来选择退出个性化广告。
We currently do not implement any analytics tracking on this app. We do not use Google Analytics, Sentry, or similar services.我们目前不实施任何分析跟踪。我们不使用Google Analytics、Sentry或类似服务。
Server-side access logs may record:服务器端访问日志可能会记录：
This information is anonymous and never linked to your personal information.这些信息是匿名的，永远不会与您的个人信息关联。
All your data is stored in your browser's localStorage. You can inspect it by:您的所有数据都存储在浏览器的localStorage中。您可以通过以下方式检查：
Use the app's built-in export feature to download your data as:使用应用内置的导出功能将数据下载为：
Option 1 (In-App): Look for "Clear Data" or "Reset" button in the app settings方式1（应用内）： 查找应用设置中的"清除数据"或"重置"按钮
Option 2 (Browser):方式2（浏览器）：
You have the right to receive a copy of your data in a portable format. Use the JSON export feature described above.您有权以可携带的格式接收数据副本。使用上述JSON导出功能。
⚠️ Important Legal Notice:⚠️ 重要法律声明：
Calorie Manager provides general informational tools only and is NOT热量管理助手仅提供一般信息工具，不是：
The calorie calculations are based on general formulas (Mifflin-St Jeor equation) and food data approximations. Individual results may vary significantly based on metabolism, health conditions, and other factors.热量计算基于通用公式（Mifflin-St Jeor方程）和食物数据近似值。个人结果可能因新陈代谢、健康状况和其他因素而差异很大。
Always consult with a healthcare provider, registered dietitian, or certified nutritionist before making significant dietary or exercise changes.在进行任何重大饮食或运动改变之前，请始终咨询医疗保健提供者、注册营养师或认证营养学家。
If you are a resident of the European Union, European Economic Area, or the United Kingdom, you have additional rights under GDPR:如果您是欧盟、欧洲经济区或英国居民，您根据GDPR享有以下额外权利：
If you are a California resident, you have additional privacy rights under the California Consumer Privacy Act (CCPA):如果您是加利福尼亚州居民，您根据《加州消费者隐私法案》（CCPA）享有以下额外隐私权利：
Under GDPR, we process your data based on the following legal grounds:根据GDPR，我们基于以下法律依据处理您的数据：
Since no data is transmitted to our servers, the scope of processing is limited to local browser storage under your direct control.由于没有数据传输到我们的服务器，处理范围仅限于您直接控制的本地浏览器存储。
Calorie Manager is not intended for children under 10 years old. We do not knowingly collect information from children under 10. If we become aware that a child under 10 has provided us with personal information, we will delete such information and terminate the child's access to the app.热量管理助手不面向10岁以下儿童。我们不会有意收集10岁以下儿童的信息。如果我们发现10岁以下儿童向我们提供了个人信息，我们将删除该信息并终止该儿童对应用的访问权限。
First-Party Cookies: We do not set any cookies for tracking or user identification.第一方Cookie：我们不会设置任何用于跟踪或用户识别的Cookie。
Third-Party Cookies:第三方Cookie：
Cookie Management: You can disable cookies in your browser settings. This may affect app functionality.Cookie管理：您可以在浏览器设置中禁用Cookie。这可能会影响应用功能。
We respect both the "Do Not Track" (DNT) signal and the Global Privacy Control (GPC) signal. If you enable DNT or GPC in your browser, we will not track your activity. Third-party ad providers may process these signals according to their own policies.我们同时尊重"请勿跟踪"（DNT）信号和全球隐私控制（GPC）信号。如果您在浏览器中启用了 DNT 或 GPC，我们将不会跟踪您的活动。第三方广告提供商可能根据其自身政策处理这些信号。
This privacy policy is available in plain language (avoiding complex legal jargon) to ensure transparency and understanding. If you find any section unclear, please contact us.本隐私政策以通俗语言编写（避免复杂的法律术语），以确保透明度和理解。如果您发现任何部分不清楚，请联系我们。
We may update this Privacy Policy to reflect changes in our practices, technology, legal requirements, or other factors. We will notify users by updating the "Last updated" date at the top of this page.我们可能更新本隐私政策，以反映我们实践、技术、法律要求或其他因素的变化。我们将通过更新本页面顶部的"最后更新"日期来通知用户。
Continued use of the app after changes constitutes acceptance of the updated policy. We encourage you to review this policy regularly.变更后继续使用应用即表示接受更新后的政策。我们鼓励您定期查看本政策。
If you have any questions, concerns, or wish to exercise your privacy rights, please contact us:如果您有任何问题、疑虑或希望行使您的隐私权利，请联系我们：
Since all data is stored locally on your device, no international data transfers occur. Your data never leaves your computer or mobile device.由于所有数据均存储在您的设备本地，不会发生国际数据传输。您的数据永远不会离开您的计算机或移动设备。
This Privacy Policy aligns with:本隐私政策符合以下法规：