DTweakis a complex tweaker and optimizing tool especialy designed for Windows Vista 32bit/64bit:
With DTweak you can
– tweak hundreds of hidden features of Windows Vista,
– defragment disks and registers,
– check HDD drives performance and health status,
– clean file and registry sistems,
– tune computer performance,
– optimize and customize your Windows Vista system without manually modifying registers or ini files.
DTweak at the moment has a lot of features like Disk and Registry defragmenters, error scaners, user account control tweakers etc.
Download: DTweak Free 4.8.2