vConverter SC offers an intuitive GUI to enable rapid simultaneous conversions of single or multiple servers without disruption to the source system. By combining cutting-edge disk and networking technology with extensive automation of pre- and post-conversion tasks, it boasts the ability to successfully migrate more servers per conversion window, saving valuable maintenance time. Furthermore the product is compatible with hypervisors from leading vendors such as VMware, Microsoft and Citrix, making it the perfect fit for almost every environment.

Source: http://vmblog.com/archive/2009/09/01/vizioncore-offers-vconverter-sc-as-freeware.aspx