GameFly has a new iPhone app called GameCenter that aims to be a games portal on the go, reports Joystiq.  The app combines e-commerce functions similar to GameFly’s web site with nifty game information services.  GameCenter feeds news from GameFly’s recently acquired news site Shack News, and keeps a database of user game information such as achievements and game control layouts.

GameFly co-founder Sean Spector tells Joystiq the app is designed as a resource for gamers, not just GameFly subscribers.  He sees it growing to provide future services such as community functionality and a place to access game trailers.  The company is encouraging feedback by users on what to add to the app.

Read more at Joystiq.