Cacheman 5.50
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Optimize your Disk Cache, Name and Path Cache, CD-Rom Cache, and Icon Cache to speed up your computer
Periodically recover memory
Tweak several system settings to improve performance
Watch and monitor several important system values within Cachman's graphical user interface, including the computer system Overview page, History Graph, Logging, and Tray Icon.
Create system configuration reports
New in 5.50:

Command line version
Recover memory even without Cacheman running in background
More efficient memory recovery
2 new profiles
Several new Windows 2000/XP tweak settings
Tray Icon display color can be modified
Windows XP theme support
Bug fixes