Tweak a Myriad of Windows Vista Features and Enhance its Performance.
With DTweak you can
- defragment disks and registers,
- clean file and registry sistems,
- tune computer performance,
- monitor hard drives health and performance
- native 64 bit support for best performance
- optimize and increase the speed
of 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 - for more information see Features section.
Anyway - we continue adding new features with every new release, and if you didn't see a needed feature in this release you'll see it in the next!

• XTweak 4.8
  XTweak is an advanced tweaker and optimizing tool especialy designed for Windows XP/2003. With XTweak you can - defragment disks and registers, - clean file and registry...

• Diskeeper Professional Edition 9.0
  Disk fragmentation causes crashes, slowdowns, freeze-ups and even total system failures

• Diskeeper Professional Edition 9.0
  Disk fragmentation causes crashes, slowdowns, freeze-ups and even total system failures. Manual defragmentation just isn't practical-it takes too long. Diskeeper is the number one automatic defragmenter that runs undetectably in the background and...