Error Nuker is a powerful utility that will repair the Windows Registry to identify errors and ways to optimize the performance of the Windows Registry Error Nukerwillnever deletes a registry entry if this could harm your system.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98, Win95

Registry Clean Easy is a FREE reliable registry cleaning tool providing an all-in-one and quite convenient approach for PC maintenance and privacy With it you can safely scan, clean, repair and optimize your system with only several mouse clicks.
License: Freeware
OS Support: WinXP, Win2003, Win2000, Win Vista

By scanning your hard drive, analyzing Windows errors & correcting problems, Fix Windows Error Smart can restore your system performance and increase startup speed by up to 70% Fix Windows Error Smart will rid you of your PC problems in just minu.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98, Win95

Scan, repair and speed up your Windows PC with Registry Clear Are errors and invalid entries causing your system to slowdown, freeze or even crash? Download Registry Clear to clear registry and make your PC running like new again.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98, Win95

Instant Registry Cleaner is an award-winning FREE tool committed itself to cleaning, repairing and optimizing Windows registry It helps your system defend against Windows crashes, slow performance and error messages.
License: Freeware
OS Support: WinXP, Win2003, Win2000, Win Vista

Feature-rich application designed to edit, clean and maintain registry, fix errors in the system, and improve computer performance The program enables registry search and comes with a built-in application uninstaller.
License: Shareware
OS Support: WinXP, WinNT 4.x, WinME, Win2003, Win2000, Win Vista, Win98

The Reimage online PC repair software scans and diagnoses,repairs your damaged PC with technology that not only fixes your Windows Operating System,but also reverses the damage already done with a full database of replacement files.
License: Shareware
OS Support: WinXP, Win2000, Win Vista, Win98

A suite of tools for increasing MS Windows operating system performance WinTools.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista

RegistryRepair Pro scans Windows registry for invalid data When you repair this data it will make your PC run faster and error free with one mouse click.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98, Win95

Designed for novice users who value their time, PC Optimizer Pro is powerful PC speed up software that tweaks and repairs computer, preventing it from crashing and protecting from theft of your important data.
License: Shareware
OS Support: WinXP, WinME, Win2003, Win2000, Win Vista, Win98, Win95