MRU-Blaster is mostly free utility that finds Most Recently Used (MRU) Lists and removes all the names/locations of files that have been recently accessed. If set to automatically update, a small annual charge will be incurred, also some users/groups do not qualify for free use. MRU lists are commenly displayed in drop-down menus in many applications. MRU-Blaster also has additional plug-ins available that clean other lists. (Temporary Internet Files, Cookies, …)