It is similar to Klout. PeerIndex claims they measure your social capital. It takes all your information from various social sites, like Twitter, Facebook and LinkedIn along with blogs and gives you a score. They claim the score will not be accurate until 7 days. They also provide you with trending topics. PeerIndex offer comparisons to your friends. They also give you a lot of nice stats, how many followers, RT's and your mox Rank for your blog.
