Maxymiser

Maxymiser is an all-encompassing testing and personalisation tool. Not only can you run extensive A/B and multivariate testing across your site, you can also drill down into the analytics of those taking action through different test variants, to segment and personalise the experience for total 360 optimisation. Maxymiser is used and trusted by some of the biggest names in ecommerce, serving up highly segmented, personal experiences based on vast arrays of gathered data. The result is campaigns that are more finely optimised to encourage as many conversions as possible.

http://www.maxymiser.com