DupeTrasher 

Here's the deal: you find the faster and more optimized duplicate file finder, and we will give you the DupeTrasher licence for free! DupeTrasher will help you to get rid of the duplicated files from your system, fast & easy.
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WinClean 

WinClean is a smart and safe tool that boosts your computer efficiency and productivity. It searches the hard drives for junk files, scan the registry and delete broken shortcuts and gives control over startup applications.
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