Optimizely - A/B testing you'll actually use.
AddShoppers - AddShoppers is a free social sharing platform for retailers that increases sharing and tracks ROI with just a few snippets of code.
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.
CrossEngage - Customer data platform & cross-channel campaign management
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
DailyStory - DailyStory is marketing automation made simple.