Copilot Booster is a Chrome extension designed to enhance the functionalities of the Finanzfluss Copilot tool. This add-on introduces additional features that are not yet officially available, aiming to provide users with deeper insights into their investment portfolios. It is a free tool that falls under the category of add-ons and tools for browsers.

One of the key features of Copilot Booster is the "ETF-BREAKDOWN" tab, which is added to the analysis page. This feature allows users to see individual stocks held within their ETFs, specifically highlighting those that are part of the top 10 holdings. Additionally, it calculates the total weighting of these individual stocks, assisting users in managing their concentration risk effectively by considering the current market value of stocks in relation to their overall portfolio value.