Alexa app is an incredible virtual assistant that helps the user to do different tasks. If you have the Amazon Echo device, you need to download the Alexa app for Echo to use the device. Using this application, you can manage the multiple functions and tasks of your Amazon Echo device. With the Amazon Alexa app for Echo, you can keep learning new things and enjoy the experience of living a smart life. To use the app, you need to download it on your smartphone device or computer and log-in to the application using your Amazon login credentials.