LogonStudio - Version 1.0 LogonStudio is a free program that allows users to change their Windows XP logon screens. It comes with several logon screens to choose from along with thousands available on-line from websites such as WinCustomize.com. It also includes aa visual editor to make it easy to create your own logons which can then be uploaded to websites to be used by others.LogonStudio uses .logonxp files rather than requiring users to replace their actual logonui.exe.LogonStudio is free.