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一站式美卡浏览器助手。当前功能：在 American Express Offers 页面一键添加全部可用 offers。纯本地运行，不收集任何数据。by USCard.io 米卡信用卡助手是面向在美华人玩卡群体的免费浏览器小工具，by USCard.io。 【当前功能】一键添加 Amex Offers 打开 American Express 的 Offers 页面，右下角会出现一个浮窗——点「一键添加全部 Offers」，扩展会自动滚动加载整页 offer，再逐个点击「Add to Card」，每次间隔 0.9–2 秒模拟真人操作，并实时显示进度。不用再一个一个手动点那些圆形「+」按钮。 【隐私与安全】 · 纯本地运行，所有操作都在你浏览器内完成 · 不读取、不存储、不上传你的任何账户信息或登录凭据 · 没有任何后端服务器，不做用户追踪 · 仅申请 activeTab 权限，且只在 Amex Offers 页面生效 【陆续加入】 其它银行 offers 一键添加、结账时提示该刷哪张卡最值、报销/开卡奖到期提醒等功能会逐步加入。
Jun 25, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.