On Topic is a Chrome browser extension designed to enhance user productivity by filtering out irrelevant content. Users can input specific topics they want to concentrate on, and the extension actively monitors browsing activity. When it detects content that strays from the selected topics, it automatically redirects the user, helping to maintain focus on essential tasks.

This free add-on falls under the category of tools and enhances the browsing experience by minimizing distractions. By utilizing On Topic, users can create a more streamlined and purposeful online environment, which can be particularly beneficial for students, professionals, or anyone looking to improve their focus while navigating the web.