DiskClean Deluxe - Version 1.0 Have a lot of junk files around on your hard drive? Most users do and don't even know it. Sure, hard drives are big these days, but it's still just as easy to fill them up with junk files as it was before. Your hard drive is most likely filled with temporary files, internet files, log files, and more. DiskClean Deluxe will allow you to easily and safely remove these files that are just taking up precious hard drive space and slowing down your system.