1 item
网页阅读辅助：阅读模式、友好字体、字号行距字距调节、阅读标尺与焦点高亮，全部本地运行。 ReadCalm 帮助你在任何网页上获得更舒适的阅读体验： - 阅读模式：一键隐藏导航栏、侧边栏、页脚与广告类干扰元素，正文居中、限宽呈现； - 文字显示：字号（14–32px）、行距（1.2–3 倍）、字距自由调节，另提供阅读障碍友好字体； - 快捷预设："默认 / 大字 / 舒展阅读"三组参数一键切换； - 阅读辅助：跟随视线的阅读标尺、键盘焦点高亮、链接下划线； - 三种阅读模式配色：清爽白 / 暖纸黄 / 夜间暗色。 扩展不收集任何数据、不发起任何网络请求：所有偏好仅保存在 Chrome 同步存储中，网页内容不会被读取或上传。无需注册登录，开箱即用。
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.