This is an analytic platform that is particularly optimized funnel/work-flow optimization.
http://mixpanel.com
Analytics and Tracking · A/B Testing · Audience Measurement · Mobile · Site Optimization
Get access to data on 810,713 websites that are Mixpanel Customers. We know of 70,012 live websites using Mixpanel and an additional 740,701 sites that used Mixpanel historically and 52,367 websites in the United States.
Get a list of 810,713 websites using Mixpanel which includes location information, hosting data, contact details, 70,012 currently live websites and an additional 115,861 domains that redirect to sites in this list. 740,701 sites that used this technology previously and 52,367 websites in the United States currently using Mixpanel.