我们收集的信息

我们收集最少量的信息以运营服务：

分析：我们使用Vercel Analytics收集匿名化的使用数据（页面浏览、来源、浏览器类型、国家）。不收集个人身份信息。
广告：我们使用Google AdSense显示广告。Google可能使用cookie提供个性化广告。

Cookie

我们的网站不直接设置cookie。但Google AdSense可能使用cookie进行广告个性化。您可以在https://adssettings.google.com拒绝个性化广告。

数据用途

改进我们的工具和用户体验
显示相关广告
分析网站使用模式（匿名化）

第三方服务

我们使用以下第三方服务：

Vercel Inc. — 主机和分析
Google LLC — AdSense（广告）
GitHub Inc. — 源代码托管

您的权利

您有权：

访问、更新或删除您的个人数据
拒绝个性化广告
请求数据处理相关信息

联系方式

如果您对本隐私政策有任何疑问，请通过以下方式联系我们：beginx@gmail.com

政策变更

我们可能会不时更新本隐私政策。变更将发布在此页面。

Learn about our privacy practices and how we handle your data. This privacy policy page explains data collection, cookies, third-party services, and your rights regarding personal information when using our free online tools.

Related Tools:

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使用方法

如何使用此工具

1. Minimal Data Collection

We collect only anonymized usage analytics (page views, browser type, country) through Vercel Analytics. No personal identifiable information is ever collected or stored.

2. Local Processing

All calculator tools process data entirely in your browser. Your inputs are never sent to any server — calculations happen locally on your device.

3. Third-Party Transparency

We use Google AdSense for advertising, which may use cookies. You can opt out of personalized ads at any time through Google's ad settings.

主要特点

No account or sign-up required
All calculations done locally in browser
No tracking cookies from our site
为移动设备优化的响应式设计
无需安装 - 在浏览器中运行
完全免费，无任何限制

常见用途

Right to Access:
You can request access to any personal data we may hold about you at any time.
Right to Delete:
You can request deletion of your data. Since we store minimal data, this is straightforward.
Right to Opt Out:
You can opt out of personalized advertising through Google's ad settings page.
Right to Information:
You have the right to know what data is collected and how it is used.

常见问题

Q: Do you sell my data?
A: No, we never sell your personal data. We use minimal anonymized analytics and do not collect any personally identifiable information.

Q: Do you use cookies?
A: Our site does not set cookies directly. However, Google AdSense may use cookies for ad personalization, which you can opt out of.

Q: Is my calculator input data stored?
A: No. All calculator inputs are processed locally in your browser and are never transmitted to or stored on any server.