"Do You NEED It?" is a free Chrome browser add-on developed by bradencurtis03. This innovative tool aims to help users make more informed purchasing decisions by displaying their cart total and calculating the potential future value if the money was invested. It supports popular online shopping platforms like Amazon, Walmart, eBay, and more, offering insights into the long-term financial impact of current spending habits.

By reading your cart total during checkout on various websites, "Do You NEED It?" encourages users to consider saving their money for future growth. It provides visual representations of what your purchase total could grow into over time, based on different annual return rates and timeframes. Additionally, it currently supports websites such as Amazon, eBay, Walmart, Target, Nike, and Apple, with promises of more websites and features in the pipeline.