Alexa App for Echo Dot is basically an advanced technological innovation which incredibly transforms our life. Alexa App is capable to help you, starting from morning alarm to daily news updates, navigating your car route, moderate the temperature of the AC, weather updates. To make your life easier, you need to download Alexa App and pair up with Alexa device. Then do Alexa setup. Do you know how to set up echo dot 3rd generation? Choose an appropriate device with sufficient storage like a mobile phone, etc. to download Alexa App.