1)   Xp Repair Professional 2008.280
XP Repair Pro Scans and Repairs over 60,000 Errors for Windows XP & Vista. Enhance, Optimize & Defragment your PC. XP Repair Pro is a one of a kind system utility, and no other repair tool operates as efficiently, and thoroughly. - FREE DOWNLOAD

 2)   WinXP Manager 4.97.5
All-in-One utility to optimize, tweak, clean up Windows XP. It bundles more than 30 different utilities in one! Get access to hundreds of hidden options, clean registry and junk files, speed network, uninstall smartly and many other utilities.

 3)   Xp Repair Pro 2008.3.9.280
XP Repair Pro Scans and Repairs over 60,000 Errors for Windows XP & Vista. Enhance, Optimize & Defragment your PC. XP Repair Pro is a one of a kind system utility, and no other repair tool operates as efficiently, and thoroughly. - FREE DOWNLOAD

 4)   Advanced Registry Optimzier 5.1
Advanced Registry Optimizer is an advanced registry application which keeps Windows registry clean and compressed to keep your system smooth, fast and error-free.

 5)   SpeedUpMyPC 4
SpeedUpMyPC, Uniblue's award-winning speed up computer solution, lets you monitor and control all PC resources with easy, one click instructions. System settings, internet usage, disk clutter, RAM and CPU are automatically scanned and cleaned.

 6)   MindSoft Utilities XP 11.50.2051
Mindsoft Utilities can be used by computer professionals as well as amateurs that have limited knowledge of these types of tools. The interface allows for easy navigation and high efficiency.

 7)   DefragMentor Premium 2.0
Powerful file defragmentation product, which improves performance of your PC or server by defragmenting large and system files. Main features: wizard-like GUI, defragmentation job scheduler, boot-time and screen saver defrag, long-term statistics.

 8)   O&O Defrag Professional Edition 15
With fully automatic defragmentation for the home user, professional settings for power users and application across company networks, O&O Defrag ensures sustainable and maximum speed for any computer.

 9)   System Mechanic Professional 8
Make your PC run like new! Protect your data from malware and intruders. System Mechanic Pro combines 6 powerful products to optimize your registry, defragment drives and memory, speed up your computer, scrub personal data, and remove spyware.

 10)   UltimateDefrag 1.64
More than just a defragger, UltimateDefrag is also a hard drive file placement optimizer that enables you to defrag and place your files in the areas on your hard drive where you achieve maximum performance.

 11)   Abexo Defragmenter Pro 6.1
Does defragmenting your hard disk take too long? Did you know that running programs can neither be defragmented nor be moved? Did you know that besides disk defragmentation, a disk optimization would tremendously speed up computer performance?

 12)   Abexo Free Registry Cleaner 1.1
Abexo Free Registry Cleaner is the freeware edition of Abexo Registry Cleaner. This software aims at making your computer run faster by cleaning Windows system registry.

 13)   Defrag for Windows 4.0
PCMesh <a href="http://www.pcmesh.com/defrag.htm" title="disk defrag">disk defrag</a> is an easy-to-use complete defragmentation utility to make your Windows run faster by defragmenting and optimizing the hard disk.

 14)   System Mechanic 8
Make your PC run like new. System and registry clutter will degrade your computer's performance. System Mechanic has over 40 tuneup tools to remove junk files, defrag drives, boost your internet connection, and delete spyware from your system.

 15)   Abexo Defragmenter Pro Plus 6.1
Does defragmenting your hard disk take too long? Did you know that running programs can neither be defragmented nor be moved? Did you know that besides disk defragmentation, a disk optimization would tremendously speed up computer performance?

 16)   Diskeeper 2008 Home 2008
Diskeeper 2008 Home edition puts your PC in the driver’s seat, allowing you to enjoy unprecedented performance and reliability while you work, browse or play.

 17)   Abexo Memory Defragmenter 1.1.1
Abexo Memory Defragmenter, also called RAM defragmenter, RAM/memory booster, RAM/memory optimizer, etc. is a software to free up wasted RAM and report the free memory.Also prevents Windows crashes.

 18)   Abexo Registry Cleaner 5.3.1
Abexo <a href="http://www.abexo.com/registry-cleaner.htm">Registry Cleaner</a> reduces the query time by detecting and removing invalid data from registry followed by a defragmentation. The resulting registry database will have little to no errors.

 19)   Puran Defrag 1.0
High speed defragmentation software with command line support. This software can also defrag individual files or folders. It can defragment multiple drives at once with automatic shutdown or restart support at the end.

 20)   Auslogics Disk Defrag 3.3.0
Disk Defrag will speed up your computer by optimizing file system. It can defragment files, consolidate free space and move system files to the faster part of the disk. With Disk Defrag you'll get the maximum out of your hard drive performance.