- This site provides information and customer support about the KCS line of inexpensive, easy-to-use statistical software, including MVSP, Simstat, Wordstat, XLStat, Data Desk and Oriana, as well as our Windows keyboard utility Accent Composer and the PracticeMill authoring and testing tool. There are also lists of resources on the Internet related to statistical software and of statistical books.www.kovcomp.co.uk