I need license key free for pc pitstop pc matic

Its illegal for anyone to provide serial keys for programs that have retail values set on them its Pirating
There are lots of freeware alternatives on the internet
You could run the chkdsk disk utility
Click start run type cmd then type chkdsk/r/f which will scan for and attempt to repair any bad sectors and automatically fix any corrupt files on your Hard Drive.
or an easier way to run the chkdsk utility
Windows 7 chkdsk
http://www.w7forums.com/use-chkdsk-check-disk-t448.html
Click start control panel administrative tools computer management ,disk management right click on your drive select properties click tools click check now click start two boxes
automatically fix files and scan for and attempt recovery of bad sectors place then a tick in both boxes then select check now, start should schedule this task when restart
have no input while the chkdsk utility is in progress any input may further damage your computers Operating System and Hard Drive
http://download.cnet.com/jetclean/3000-18512_4-75627788.html
JetClean tidies your registry, gets rid of junk files, deletes broken shortcuts, and attempts to give your computer that like-new feel again.
Optimizers and Diagnostics.
http://download.cnet.com/360Amigo-System-Speedup-Pro/3000-18512_4-75332741.html 5E3422139C19CBED35C14826A44D4605
Improve your PC performance and fix errors.
Delete some stubborn files
http://www.malwarebytes.org/fileassassin.php

Download and install at least one of these all free depending on your operating system
http://spybot-search-destroy.soft32.com/
Freeware detect and remove a multitude of adware files and modules.
http://download.cnet.com/Agnitum-Outpost-Security-Suite-Free/3000-18510_4-75328020.html
Combine online and offline malware defense and powerful data leak prevention in one suite.
http://download.cnet.com/Agnitum-Outpost-Security-Suite-Free-64-bit/3000-18510_4-75328026.html For 64 bit operating systems
Combine online and offline malware defense and powerful data leak prevention in one suite.
http://www.all-freeware.com/details/113090/bitdefender-mobile-security.html
Bitdefender Mobile Security Free Download Information: All Freeware is not responsible for freeware you are downloading nor for details provided about the freeware "Bitdefender Mobile Security 1.1.593" listed here, as the developer can modify information without notifying us.
Even if we try to check the files for viruses, we cannot guarantee that they are safe and clean.
For your own protection always scan downloaded files for viruses, spyware and malware.
http://www.majorgeeks.com/Microsoft_Security_Essentials_for_Windows_d6242.html
microsoft security essentials your operating system must be registered
http://windows.microsoft.com/en-US/windows/products/security-essentials/product-information
malware protection
http://100-downloads.com/download.php?p=615
windows xp microsoft security essentials
http://100-downloads.com/download.php?p=614
windows 7 microsoft security essentials