Auslogics Disk Defrag is a disk de-fragment software for fast optimization of today’s modern hard disks. It is extremely simple to use, does not require any analysis phase and is faster than most of the other disk de-fragmentation software. Speed is its best feature. It can  dramatically improve... 

CCleaner is a freeware system optimization, privacy and cleaning tool. It removes unused and temporary files from your system - allowing it to run faster, more efficiently and giving you more HDD space. It also cleans traces of your online activities such as your Internet history. It also cleans registry....