CCleaner is a freeware system optimization, privacy and cleaning tool. It removes unused files from your system - allowing Windows to run faster and freeing up valuable hard disk space. It also cleans traces of your online activities such as your Internet history. Additionally it contains a fully featured registry cleaner.
What's new in this version:
Version 3.14.1616 added cleaning for Chrome Canary "Network Action Predictor", cleaning for Real Player 15, PerfectDisk 12.5 and Windows Media Center, and improved Recycle Bin cleaning and duplicated filenames.