XP Registry Cleaner
The Windows registry is a database repository for information about a computer's configuration. The registry keep growing when you use Windows. As it does so, it attracts obsolete and unnecessary information, and gradually becomes cluttered and fragmented. ... XP Registry Cleaner scans the Windows registry and finds incorrect or obsolete information in the registry. ... The backup/restore function of the tool let you backup your whole Windows Registry so you can use it to restore the registry to the current status in case you encounter some system failure.
http://www.xp-tools.com/download/xpregistrycleaner.exe - 658Kb - Download - Screenshot

PC Registry Cleaner
Did you know that over 94% of personal computers have hidden corrupt dangerous files with over 150 hidden errors and bugs on them. Over time your Windows registry becomes saturated with redundant files and broken links that cause errors and even system crashes. ... When you delete a file or uninstall a program, the registry keeps a reference of that deleted file and does not remove it, thus, an invalid data or error stays in the registry, these errors are like a ticking bomb, as the registry gets filled with these invalid data and errors, your computer system will become sluggish and can...
http://www.webpctools.com/PCRegistryCleanerTrial.exe - 3Mb - Download - Screenshot

Registry Defragmentation
Registry Defragmentation is a small utility that does gigantic improvements in computer performance. Registry is the core of any operating system and it is the proper functioning registry that determines how fast the computer boots up, launches applications and carries out commands. ... As a result of regular registry defragmentation, computer users get a more stable operating system, shorter application/system response time, and the most optimal linear registry structure. ... After a single run of Registry Defragmentation, the computer speed increases up to 100% and the computer itself...
http://www.elcor.net/download/rdefrag_pad.exe - 2Mb - 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... Be it a businessman who wants Windows optimized for the applications he/she uses daily, a home user who wants to improve computer performance, speed and stability and postpone the purchase of a new machine, a network administrator/computer consultant who investigates and corrects performance...
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... Be it a businessman who wants Windows optimized for the applications he/she uses daily, a home user who wants to improve computer performance, speed and stability and postpone the purchase of a new machine, a network administrator/computer consultant who investigates and corrects performance...
http://www.pimasoft.com/downloads/pcmaxsoftware/PCErrorEliminator.exe - 676Kb - Download - Screenshot

Windows Registry Repair Pro
Safely clean and repair your Windows Registry! Registry Repair Pro scans the Windows registry for invalid or obsolete information in the registry. When you fix this information it will make your PC run faster and will make your PC error free. By using a registry cleaner regularly and fixing your... With a simple click of the mouse, Windows Registry Repair Pro, searches for invalid registry entries you can do without. ... Windows Registry Repair is so flexible, it even allows you to specify custom registry entries to locate and erase!
http://dl.filekicker.com/send/file/166322-R1NP/registryrepair_rr14.exe - 964Kb - Download - Screenshot

Eusing Free Registry Cleaner
Eusing Free Registry Cleaner is a free registry repair software that allows you to safely clean and repair registry problems with a few simple mouse clicks. The Windows Registry is a crucial part of your PC's operation system. Problems with the Windows Registry are a common cause of Windows... This will significantly increase the Registry size and slow down your computer, because Windows will need more time to load, search, and read data from the Registry. ... Eusing Free Registry Cleaner will scans your Windows registry for invalid or obsolete information and provide a list of the errors...
http://www.qwerks.com/download/8811/EFRCSetup.exe - 830Kb - Download - Screenshot

PC Doctor by PCSecurityShield.com
Is your computer running slow? Does it crash? If so, then you have errors in your registry. Don' worry, PC DOCTOR is here to help. PC DOCTOR will scan your entire computer and remove errors, speed up your pc and stop crashes! PC DOCTOR comes with 1 year free tech support and upgdates. ... By using a registry cleaner regularly and fixing your registry your system should not only be more stable but it will also help Windows and your software run faster. ... With a few easy steps, PCDoctor by PCSecurityShield will scan your entire registry for any invalid entries and provide a list of the...
http://downloads.pcsecurityshield.com/software/pcdoctorinstaller4.exe - 0b - Download - Screenshot

Uninstall Plus
Uninstalling programs leaves behind information such as registry keys,files, folders,menu entries etc. Uninstall Plus searches and removes the information associated with the uninstalled program so your computer is kept cleaner longer. Uninstall Plus includes: ONE CLICK UNINSTALL, uninstall... Uninstall Plus completely uninstalls and removes any traces of uninstalled programs automatically repair registry errors, scan identify and remove errors in your registries, backup and restore your registry to prevent any malfunctions, repair any damage done by previously uninstalled,deleted, or...
http://www.bitqueue.com/ccount/click.php?id=5 - 2Mb - Download - Screenshot

Optimize Computer
Keep your PC running faster, cleaner, and error free with Optimize Computer! This award wining application is a suite of 7 powerful tools designed to increase the performance of your computer, by correcting problems, cleaning and fixing Windows registry, deleting unnecessary files, fine-tuning... Features: - Removes junk files from your hard disk - Improve the general system performance - Clean and fix Windows registry - Accelerates your internet connection - Protects your privacy and shred unwanted files - Find and fix annoying faults - Allows you to customize your system to your needs A...
http://www.amicutilities.com/download/OptimizeComputerSetup.exe - 2Mb - Download - Screenshot