EasyCleaner is a tool that can be used to remove and delete old Windows temp, backup files and registry entries that are no longer being used by your computer. It can also be used to clear internet history, remove invalid shortcuts, add or remove software or manage startup programs. EasyCleaner is easy to navigate and use via a nice simple graphical interface and can be run portably from a USB flash device.
EasyCleaner - Portable Registry Cleaner Screenshot:
Authors Website: http://personal.inet.fi/business/toniarts/ecleane.htm
Download: You can download the portable zip HERE