Language Reactor is a powerful Chrome extension that enhances language learning by allowing users to watch films and series in the language they are studying. With features like dual language subtitles, a popup dictionary, and precise video playback controls, studying becomes more effective, interesting, and enjoyable. The extension works with platforms like Netflix, YouTube, as well as imported texts from books and websites, offering a comprehensive language learning toolbox. Language Reactor is compatible with desktop and laptop computers running Windows and MacOS.