The Amazon Alexa App is an app you can talk to your phone. It will assist you in different things for fun, your daily tasks or simply share information. It supports apple devices, android device and amazon devices. It can inform you about weather, buses, trains, news. Beside this, it can also control your house equipment like turning light on/off, increase/decrease room temperature etc. It can also entertain you with its bedtime stories, quizzes, meditation etc.
The Alexa app is available on smartphones with Fire OS 2.0 or higher, Android 4.4 or higher, iOS 8.0 or higher. You can also go to https://alexa.amazon.com from Safari, Chrome, Firefox, Microsoft Edge, or Internet Explorer (10 or higher) on your Wi-Fi enabled computer.
To download app, please visit below links
Android : https://play.google.com/store/apps/details?id=com.amazon.dee.app
Iphone : https://itunes.apple.com/us/app/amazon-alexa/id944011620?mt=8
Amazon/Fire OS : https://www.amazon.com/dp/B00P03D4D2
To add new skills to Alexa you can click here.