Just like as SocialTxt I got another one multiple social manager. Posty which is well known applications built in adobe air platform and simply creating social connection in social webs and the most convenient way you can enjoy micro blogging. From posty you can control or cast your messages to twitter, jaiku, tumblr, pownce. You don’t have visit two or three sites.
However, it’s free desktop clients and which is easy to manage and you need only login data. To save and start to share your messages with your friends.