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 795,773 websites that are Mixpanel Customers. We know of 93,764 live websites using Mixpanel and an additional 702,009 sites that used Mixpanel historically and 71,900 websites in the United States.
Get a list of 795,773 websites using Mixpanel which includes location information, hosting data, contact details, 93,764 currently live websites and an additional 239,114 domains that redirect to sites in this list. 702,009 sites that used this technology previously and 71,900 websites in the United States currently using Mixpanel.