After Twitter suspends the ubertwitter, ubertwitter officially changed their name to UberSocial. Overall UberSocial not have differences with ubertwitter. In this new version, Twitlonger feature is only available to users who are not in protected tweet.
With the return of UberSocial, twitter users in the blackberry and the iPhone will be able to re-use and can tweet with a more comfortable and more enjoyable.
Please go directly to http://ubersocial.com from your blackberry or iPhone browser.