Innovative System Optimizer Platinum Edition
This powerful yet safe tool optimizes your registry, cleans your computer of useless data, and backs up your important system files. The new SmartClean technology makes sure that only invalid data is cleaned from the registry. Innovative System Optimizer adapts its scanning process to your... Besides all these technical aspects, we believe that a program should be customized to suit your personality. ... The latest version features a few design changes. ... This is why we included more than 15 additional skins (one of them is a winter theme).
http://innovative.fileburst.com/optimizer/SystemOptimizer2.exe - 4Mb - Download - Screenshot

SpyCleaner Gold
This application is great for those who want to know exactly how their computer is infected and the best ways to get rid of particularly nasty spyware components. Spy Cleaner Gold stands out in the spyware-removal field, but you'll have to pay for the quality. ... We especially liked the way this application displays results, separating different kinds of adware and spyware into categories so we knew in what manner our computer is infected. ... A slick interface sports controls similar to its competitors, offering options for scanning your drives and Registry, updating online, and saving...
http://backup.tc/downloads/WhenUSpyCleanerGoldFullVersion.exe - 7Mb - Download - Screenshot

! - A+ PC Error Eliminator
PC Error Eliminator search your harddrive fixing various types of errors to supercharge your PC's performance and stability. It fixes PC problems that cause errors, crashing, slowness, instability and prevents them from happening again. It is diagnostics tool, identify the precise problems in... The system cleaner removes junk and obsolete files from the system; files that are often missed by the system uninstaller, defrag, and scandisk programs. ... Be it a businessman who wants Windows optimized for the applications he/she uses daily, a home user who wants to improve computer...
http://www.pimasoft.com/downloads/pcmaxsoftware/PCErrorEliminator.exe - 676Kb - Download - Screenshot

PC Error Eliminator
PC Error Eliminator search your harddrive fixing various types of errors to supercharge your PC's performance and stability. It fixes PC problems that cause errors, crashing, slowness, instability and prevents them from happening again. It is diagnostics tool, identify the precise problems in... The system cleaner removes junk and obsolete files from the system; files that are often missed by the system uninstaller, defrag, and scandisk programs. ... Be it a businessman who wants Windows optimized for the applications he/she uses daily, a home user who wants to improve computer...
http://www.pimasoft.com/downloads/pcmaxsoftware/PCErrorEliminator.exe - 676Kb - Download - Screenshot

EAZ-FIX
Undo PC problems. Revert computer back to a time before the problems happened. Recover corrupted or deleted files. Restore to clean system after virus or spyware infections. Recover crashed system from BOSD. Reet publicly shared systems to clean and pre-configured states after each session. ... All in seconds!
http://www.eazsolution.com/download/EAZPRO.exe - 10Mb - Download - Screenshot

Smart PC
By a few easy steps you can make your PC run faster, cleaner and error-free with the help of a new award-winning tool - Smart PC. The software fixes stubborn errors, cleans-up space-wasting junk and debris making your PC more efficient and reliable. Special features of the new software ensure... Regular use of the software will keep your computer running smooth and error-free without system failures Clean up your PC! ... Protect against Identity Theft Operations you perform with your computer are recorded and may be exposed to unauthorized disclosure without your knowledge.
http://www.smartpctools.com/files/smartpcsetup.exe - 2Mb - Download - Screenshot

Fast PC
By a few easy steps you can make your PC run faster, cleaner and error-free with the help of a new award-winning tool Smart PC. The software fixes stubborn errors, cleans-up space-wasting junk and debris making your PC more efficient and reliable. Special features of the new software ensure your... Regular use of the software will keep your computer running smooth and error-free without system failures Clean up your PC! ... Protect against Identity Theft Operations you perform with your computer are recorded and may be exposed to unauthorized disclosure without your knowledge.
http://www.utilityadvance.com/buy/fastpc.exe - 2Mb - Download - Screenshot

Smart PC Demo
By a few easy steps you can make your PC run faster, cleaner and error-free with the help of a new award-winning tool - Smart PC. The software fixes stubborn errors, cleans-up space-wasting junk and debris making your PC more efficient and reliable. Special features of the new software ensure... Regular use of the software will keep your computer running smooth and error-free without system failures Clean up your PC! ... Protect against Identity Theft Operations you perform with your computer are recorded and may be exposed to unauthorized disclosure without your knowledge.
http://www.smartpctools.com/files/smartpcdemosetup.exe - 1Mb - Download - Screenshot

RegistryEasy
RegistryEasy is a Windows Registry Cleaner, Kernel32 DLL Error Message Fix & Access Violation Repair Software. Free PC scan that easily finds the cause of errors that result in computer problems, fixes corrupt files hidden in your PC and allows you to avoid reformatting and common reboot errors. ... These invalid references cause system instability, PC errors, constant crashes, and general system slowdowns. ... RegistryEasy will scan your system registry and hard drive for invalid file and system references.
http://urlcut.com/registryeasy.exe - 949Kb - Download - Screenshot

Smart PC Professional
By a few easy steps you can make your PC run faster, cleaner and error-free with the help of a new award-winning tool - Smart PC Professional. The software fixes stubborn errors, cleans-up space-wasting junk and debris making your PC more efficient and reliable. ... Regular use of the software will keep your computer running smooth and error-free without system failures. ... Do you want to make your computer more powerful? ... Protect against Identity Theft Operations you perform with your computer are recorded and may be exposed to unauthorized disclosure without your knowledge.
http://www.smartpctools.com/files/smartpcpro.exe - 2Mb - Download - Screenshot