The Home Depot app is the best tool to help you find everything inside the store. The Home Depot app's Product Locator acts as a "GPS" to help you find what you need. It can be installed on a smartphone and allows customers to navigate to their local Home Depot store quickly. It helps users navigate the aisles. Launch the Home Depot app on your phone to start it. Next, select your favorite store and choose your product. Tap the map.