From FWT Software:
Free Windows Tuner optimizes your system extensively, removes unnecessary resource hogs, creating a clean environment. The difference is immediately noticeable.
Find and remove errors and orphaned registry keys.
Up to 30% increased system speed by profound optimization of RAM.
Enable hidden performance-related Windows options.
Hard Disk Turbo
Individual optimization of the HDD interface for faster access times.
Up to 15 seconds less waiting time at Windows startup.
Intelligent removal of orphaned files and shortcuts from the desktop and other system folders.
Disabling unnecessary, resource-guzzling system processes.
Optimization of the power consumption, up to 30% longer battery life.