CSS Reader Copier is a free Chrome extension developed by Nitro Rain, falling under the Browsers category with a focus on Add-ons & Tools. This tool allows users to easily view, read, and copy CSS from almost any webpage on the internet. By clicking on the CSS Reader extension icon and hovering over an element, users can view CSS properties. Pressing 'F' freezes the popup window for further CSS inspection, and to copy the CSS, users can simply right-click, select "CSS Reader Console," and choose the last option. While in beta, the app functions may not be flawless, and occasional donation requests may appear, but they are non-intrusive.

CSS Reader Copier provides a convenient way to inspect and copy CSS styles from webpages, enhancing the user's ability to understand and work with website designs efficiently.