Without much fanfare, Yahoo has released Yahoo Answers the official app, one of the portals of Q & A used in the world. At the moment, the app is only available in the US and can be used only by invitation.
With Yahoo Answers users can search all questions / answers on the portal, post a new question or answer those published by other users. The various applications can be sorted by number of responses, category, votes and so on. The app also supports user profiles, where you can see bio, ratings, photos and statistics on Answers.