Optimizely - A/B testing you'll actually use.
Adobe Marketo Engage - Adobe Marketo Engage is a tool that offers multi-channel marketing automation, campaign and leads nurturing, and analytics.
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.
HubSpot Marketing Hub - HubSpot is a cloud-based inbound marketing software that allows businesses to transform the way that they market online.
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.
Ortto - Journeys made simple. Your customer data, messaging and analytics working together.