From Uniblue Systems:
Registry Booster is the safest and most trusted solution to clean and optimize your system, free it from registry errors and fragmented entries. Through Advanced Error Detection Technology, Registry Booster automatically identifies missing, corrupt, or invalid items in your Windows registry and dramatically enhances performance and general stability. With Registry Booster, you don't need to keep track of all the sources of common problems resulting from missing, broken or bad application or Windows shortcuts and links, obsolete Start Menu items, missing or corrupt application IDs, unused drivers. One mouse click and Registry Booster does the rest. And, using Registry Booster regularly keeps your PC free from errors and from obsolete, unused or unwanted files.
What's new in this version:
Version 2.0 allows scanning for more sections within the registry, adds an 'Ignore list' - by specifying the Registry section and path the user will be able to exclude registry parts from the scan; adds 'Log generation' - displays a transcript of all the actions performed on the registry by a particular fix operation. Windows Vista Compatible - now fully Windows Vista Compatible and can still be run on Windows XP and 2000.