1)   PC Booster - Max Memory 5.10.023
PC Booster - Optimize, Accelerate and Stabilize your Computer PC Booster safely optimizes your PC automatically: Tweak hidden System, Internet, Memory, Hard Disk, CD-ROM/DVD-ROM, Desktop, and Start-up/Shut-down settings for maximum performance.
License:Shareware, 29.95 USD to buy Size:4 MB

 2)   SpeedItUp Extreme - Free Speed Booster 4.00
Speed It Up EXtreme is an all in one Speed Booster designed to significantly increase the speed of your computer and boost your PC available memory. Making your computer run much faster. Some users reported up to 300% (3 Times) Faster.
License:Freeware, 0 USD to buy Size:1.7 MB

 3)   Xp Repair Pro 2006.3.1.6
XP Repair Pro 2006 Scans and Repairs over 53,000 Windows Errors. It will fix random PC crashes, error messages and improve system performance by up to 750 percent. Our unique and one of a kind technology is guaranteed to fix problems on your system.
License:Shareware, 36.95 USD to buy Size:25.41 MB

 4)   BySoft FreeRAM 4.0.5.025
BySoft FreeRAM 4.0 is 32-bit win95/98/NT/2000/XP freeware program that defragments and reclaims memory from the operating system and applications. This decreases load time and boosts application performance.
License:Freeware, 0 USD to buy Size:0.48 MB

 5)   VAS Free System Tools 1.0
VAS Free System Tools is a collection of tools to clean, maintain, and optimize your Windows. It includes : Disk Cleaner, Startup Manager, Uninstall Manager, Registry Editor, Memory Optimizer.
License:Freeware, 0 USD to buy Size: MB

 6)   Super Utilities Standard 8.2
Super Utilities is a collection of tools to fix, speed up, maintain and Ptotect your PC! You can get your system running at peak performance levels in few minutes with it.
License:Shareware, 56.95 USD to buy Size:3.25 MB

 7)   TweakRAM 6.2.10.21
TweakRAM is designed to clean your PC memory. It can Optimize RAM to make your computer run faster and crash less often. and Increase your system performance by cleaning the content of your RAM(Memory).
License:Shareware, 19.95 USD to buy Size:2.34 MB

 8)   XP TCP/IP Repair 1.0
XP TCP/IP Repair is a Graphical User Interface (GUI) for commands in Windows XP® that repair your TCP/IP registry settings and your Winsock LSP's.
License:Freeware, 0.00 USD to buy Size:0.45 MB

 9)   vOptimizer FreeWare 4.0.43.0
vOptimizer is an advanced optimization solution that quickly and easily reduces a Microsoft or VMware virtual machine's virtual hard drive to the smallest possible size while optimizing the Windows guest operating system for speed and performance.
License:Freeware, 0 USD to buy Size:5.46 MB

 10)   MemoryCleaner 1.47
MemoryCleaner is a handy tool that will speed up your computer. Running in background, every time you run out of free memory, MemoryCleaner performs fast and powerful memory sweep, removing wasted memory blocks, and thus providing much more free RAM.
License:Shareware, 19.95 USD to buy Size:1.64 MB

 11)   PC Error Eliminator 3.00
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.
License:Shareware, 29.95 USD to buy Size:0.66 MB

 12)   Free Window Registry Repair 1.5
Free Window Registry Repair is a freeware to safely search inside your entire Windows registry for any invalid entries and repair them. It can automatically backup any repairs made to restore the Registry back to the previous registry state.
License:Freeware, 0 USD to buy Size:0.75 MB

 13)   NTFS TuneUp 2
NTFS COMPRESSON DECOMPRESSION OPTIMIZE WINDOWS XP FILES TOOL MANAGE THE EASIEST WAY TO OPTIMIZE YOUR WINDOWS XP NTFS FILE SYSTEM
License:Demo, 16.45 USD to buy Size:1.69 MB

 14)   MemMonster 4.70
MemMonster - Tune Up RAM performance in just 30 seconds. This software will monitor and increase your available RAM up to 300%, it works great with Windows XP,2000,Me,9x
License:Shareware, 25.00 USD to buy Size:0.8 MB

 15)   System Eye 3.5
System Eye is a manager of system resources. The program shows usage of the main computer parameters: processor, operative and virtual memory, swap file. So, you can keep up its productivity, find not responding programs and losses of memory.
License:Freeware, USD to buy Size:0.43 MB

 16)   XP Smoker 5.4
If Windows XP drives your system, XP Smoker steps on the gas...and keeps you in control. Want your applications to run faster? Want to surf the Internet with blazing speed? You don't need a new computer. You simply need XP Smoker.
License:Shareware, 29.95 USD to buy Size:3.91 MB

 17)   Program Sleuth 2.0.6
Find hidden programs on your computer. Identify them and kill them with Program Sleuth.
License:Shareware, 9.95 USD to buy Size:0.51 MB

 18)   SuperRam 5.10.15.2007b
SuperRam is a tool for all which allows you to maintain and manage memory the right way. No modifications to your hardware are made and all adjustments and settings are done in an easy to use interface that a child could use.
License:Shareware, 12.99 USD to buy Size:0.96 MB

 19)   4Diskclean Freeware 4.0
Windows and other application creates temporary files *.TMP and *.~* that aren't deleted if an error occurs. With time your hard disks have hundreds of this temporary files that only take disk space. Delete all with a button click. 8 idioms.
License:Freeware, 0.00 USD to buy Size:0.59 MB

 20)   Ashampoo WinOptimizer Platinum 3 3.30
A new dimension of Windows® optimization!
License:Shareware, 49.99 USD to buy Size:11.65 MB