Good news for Xbox 360 users with Windows Phone. Microsoft is releasing Xbox Companion app on the 6th December 2011. With the app, and the new Xbox 360 interface, you can do more using your Windows Phone.
According to Pocketnow, there are many integration with Xbox 360 by the Xbox Companion app.
You’ll be able to use your phone to search the Xbox catalog for movies, TV shows, music, games and apps using Bing. You’ll also be able to see recently played games and apps as well as browse the Zune video catalog and view detailed information about the content you’re watching. Of course, you can choose to play any of the content that you find on the phone’s Xbox companion on your Xbox 360 and you’ll have remote controls for pausing, fast forwarding, etc. You can even set beacons for Xbox games that you want to play with your friends. If you’ve got an Xbox and a Windows Phone, this certainly looks like a must-have app.
Here is a video to show you a little on Xbox Companion.