This is the companion app for Twitch's streaming service. Twitch is a massively popular streaming website where millions of people interact with others who stream their own content.

Twitch features contents from creators all over the world. The Twitch App allows you access this wide range of content while being able to interact with your friends and other streamers from your mobile device. You can also stream your own content from your mobile device by using the Twitch app.

This app is made to function well with both 3G and wi-fi connection capabilities. If you're looking to reduce data usage, there are options to connect to wi-fi. In addition, you can set adjust video quality settings in order to use less data while using this app with a 3G connection.

To summarize, this app is a must-have for anyone who regularly uses the Twitch service. Whether you're streaming or watching the streams of others, this app basically gives you the same functionality you would have if accessing Twitch from a PC.