Twitonomy – Twitter Analytics and Much More
http://www.twitonomy.com/

Twitter analytics with the following features: a) Get detailed and visual analytics on anyone’s tweets, retweets, replies, mentions, hashtags…; b) Browse, search, filter and get insights on the people you follow and those who follow you; c) Monitor your interactions with fellow users of Twitter: mentions, retweets, favorites…; d) Backup/export any user’s tweets to an Excel spreadsheet in just one click; e) Monitor tweets from your favorite users, lists and keyword searches; f) Find out easily those you follow but don’t follow you back; g) Easily add & remove people you follow to your lists; h) Get the list of the followers you don’t follow back; i) Add and remove people in batch to your lists; j) Browse, search, filter and sort your lists; k) Track clicks on the links in your tweets; and l) Much more… This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This will be added to Entrepreneurial Resources Subject Tracer™ . This has been added to Business Intelligence Resources Subject Tracer™ Information Blog.