Read more Ccleaner

CCleaner removes unused and temporary files from your system - allowing it to run faster and more efficiently and giving you more space on your hard drive.
Best of all, it's fast (typically runs in less than a second).
Defraggler is a small utility for computers running Microsoft Windows that allows you to defragment the hard drives on your system. While Windows comes with a defragmentation utility, Defraggler has several unique features that Windows defragmenter and other third-party defragmentation softwares cannot beat.
Defraggler is a fast and safe way to speed up your computer. Defraggler speeds up your computer by placing all parts of a file in the same section of the hard drive. When Windows accesses that file, it only has to look at one area of ​​the drive, which speeds things up.
Defraggler also tries to move all the files to the start of the hard drive, making them faster to access.
Defraggler differs from other defragmentation tools on the market by allowing you to quickly and simply defragment the files you want, without having to process the entire drive. Just launch Defraggler, select the file or folder, and defragment in seconds. You no longer have to struggle with the Windows defragmentation tool.

Recuva
Recuva (pronounced "recover") is a new file recovery tool that will restore files that you have mistakenly deleted from your computer.
This easy-to-use application offers users the ability to quickly restore deleted files from their computer, MP3 player, recycle bin, and much more.
Speccy
Speccy will provide you with detailed statistics on each piece of hardware in your computer, including compatibility with the CPU, motherboard, RAM memory, graphics cards, hard drives, optical drives, audio. Also, Speccy adds the temperatures of your different components, so you can easily see if there are any problems.
At first glance, Speccy may look like an application for system administrators and power users. It certainly is, but it can also help ordinary users in their everyday computing life.
If you need to add more memory to your system, for example, you can check how many memory slots your computer has and what memory is already installed. You can then go out and buy the correct type of memory to add to or replace the one you already have.
If you are selling your computer, you can use Speccy to quickly list the components. Or, if you're shopping for a PC, you can use Speccy to check if the PC has what the label says.
Also, Speccy is useful for support. If you are receiving technical support over the phone and the operators do not know which video card you have installed, Speccy can help you. You can simply run Speccy and see all the necessary data within one easy-to-understand window.