System

Auslogics Disk Defrag

reliable site.

Freeware

Perhaps the best defragmenter. We use a number of algorithms that allow a disk defragmentation is much faster than the standard utility, but thanks to the convenient report, you will know exactly what has been done.

CCleaner

reliable site.

Clean IE history, Mozilla, Opera ... you will be surprised how much it cleans; sometimes expanding key files Web Money considers wrong, so save up, I'll just tidy box with & quot; Invalid file extension & quot ;.

LockHunter

Freeware

The program for deleting files that, for some reasons you are blocked by some other applications. It allows you to unlock in-use files with option remove, copy or rename. LockHunter integrates into the context menu of Windows Explorer.

Unlocker

Freeware

Removes protection from system files, thereby enabling them to carry on further actions: rename, delete, move, is a Supplement to the Windows Explorer, it is invoked via the context menu.