I guess you are thinking Visual Web Optimizer. No, I am not a part of VWO and also not an employee of a company that is a direct competitor to Optimizely. Addin

I guess you are thinking Visual Web Optimizer. No, I am not a part of VWO and also not an employee of a company that is a direct competitor to Optimizely. Adding to what user 'litek' mentioned, there are at least a dozen well known competitors in the A/B, MVT space.