vanguard-omni-privacy

Vanguard OMNI Privacy Policy / Vanguard OMNI 隐私政策 Last updated / 最后更新:2026-05-22

English

  1. Overview Vanguard OMNI is a Chrome extension that helps users estimate landed cost, total cost, net profit, and net margin on Amazon product detail pages.

This extension is designed to run locally in the browser. It does not require an account, login, subscription, or backend service.

  1. Data We Access When the extension runs on an Amazon product detail page, it may read visible page information such as:

product price product image URL visible page text needed to detect price information This information is used only to display and calculate values inside the Vanguard OMNI panel.

  1. Data We Store Vanguard OMNI may store the following data locally on your device using chrome.storage.local:

language preference scenario/profile inputs selected freight channel comparison anchor values product image URL used for local comparison display This data remains on your device and is not synced or uploaded by the extension.

  1. Data We Do Not Collect Vanguard OMNI does not collect, transmit, sell, rent, or share:

personal information browsing history account credentials payment information Amazon account data analytics events advertising identifiers

  1. Network Transmission The extension does not send user data to any external server.

The extension does not use:

analytics SDKs advertising SDKs tracking pixels remote code execution external APIs for user data processing

  1. Permissions Vanguard OMNI requests the minimum permissions needed for its purpose:

storage: used to save language preferences and scenario values locally. Amazon product page access: used only on Amazon product detail pages to read visible product information and display the calculator panel.

  1. User Control You can remove locally stored extension data by:

uninstalling the extension, or clearing the extension’s local storage in Chrome.

  1. Changes to This Policy If this privacy policy changes, the updated version will be published on this page with a new update date.

  2. Contact For privacy questions, contact:

ducheng7788@gmail.com

中文

  1. 概述 Vanguard OMNI 是一款 Chrome 扩展,用于帮助用户在 Amazon 商品详情页中估算落地成本、总成本、净利润和净利润率。

本扩展设计为在浏览器本地运行,不需要账号、登录、订阅或后端服务。

  1. 我们访问的数据 当扩展运行于 Amazon 商品详情页时,可能会读取页面上可见的信息,例如:

商品价格 商品图片 URL 用于识别价格信息的页面可见文本 这些信息仅用于在 Vanguard OMNI 面板内展示和计算相关数值。

  1. 我们存储的数据 Vanguard OMNI 可能会通过 chrome.storage.local 将以下数据保存在用户本机:

语言偏好 方案/Profile 输入值 已选择的运输渠道 锁定对比值 用于本地对比展示的商品图片 URL 这些数据仅保存在用户设备上,扩展不会将其同步或上传。

  1. 我们不收集的数据 Vanguard OMNI 不会收集、传输、出售、出租或共享以下数据:

个人信息 浏览历史 账号凭据 支付信息 Amazon 账号数据 分析事件 广告标识符

  1. 网络传输 本扩展不会将用户数据发送到任何外部服务器。

本扩展不使用:

分析 SDK 广告 SDK 跟踪像素 远程代码执行 用于处理用户数据的外部 API

  1. 权限说明 Vanguard OMNI 仅请求实现功能所需的最小权限:

storage:用于在本地保存语言偏好和方案参数。 Amazon 商品页访问权限:仅用于在 Amazon 商品详情页中读取页面可见商品信息并展示测算面板。

  1. 用户控制 用户可以通过以下方式删除本地保存的扩展数据:

卸载扩展,或 在 Chrome 中清除该扩展的本地存储。

  1. 政策变更 如果本隐私政策发生变更,更新后的版本会发布在本页面,并标注新的更新日期。

  2. 联系方式 如有隐私相关问题,请联系:

ducheng7788@gmail.com