Synthesio - Synthesio is a social intelligence tool or a marketing software that is specially made for the purpose of social media monitoring and social analytics.
Optimizely - A/B testing you'll actually use.
Affise - Affise offers performance marketing solution to manage and analyze affiliates, advertisers, creatives, conversions, offers, and payments.
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.
Swift Social - All-in-One Social Media Growth and Management Tool
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.