With a bold Blue Bar at the top of the screen stating that their Facebook support will end of May 7th , 2013. That day has finally come. They have also dissolved the use of their Adobe Air and Mobile apps for Android and iOS, leaving only the Web and Chrome app versions of their software available.
Source (Official Tweetdeck BlogPost)
TweetDeck AIR, TweetDeck for Android and TweetDeck for iPhone will be removed from their respective app stores and will stop functioning on May 7. Our Facebook integration will also stop on May 7.