CCleaner Portable 2.30.1130
CCleaner is a freeware system optimization, privacy and cleaning tool. It removes unused files from your system - allowing Windows to run faster and saves disk space. It also cleans traces of your online activities such as your Internet history. It also contains a fully equipped Registry Cleaner. But the best part is that it is fast (usually run in less than one second) and contains no spyware or adware!
This is the normal installer with the toolbar downloadnow:
