Visual Website Optimizer provides A/B, split and multivariate testing software.
http://visualwebsiteoptimizer.com
Analytics and Tracking · A/B Testing
Get access to data on 539,938 websites that are Visual Website Optimizer Customers. We know of 48,744 live websites using Visual Website Optimizer and an additional 491,194 sites that used Visual Website Optimizer historically and 26,418 websites in the United States.
Get a list of 539,938 websites using Visual Website Optimizer which includes location information, hosting data, contact details, 48,744 currently live websites and an additional 238,234 domains that redirect to sites in this list. 491,194 sites that used this technology previously and 26,418 websites in the United States currently using Visual Website Optimizer.