BayesianWitch

http://www.bayesianwitch.com/

Upworthy's Growth Tools For Everyon BayesianWitch uses a machine learning algorithm to choose the best title for you blog posts from the ones you write. The best title is determined by how many clicks a title gets on your site, and how many shares to Facebook and twitter that title receives. For the first time, content marketers and small publisher have the similar tools that large sites like Upworthy use to drive traffic and sticky users for their content