Daoisoft

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, - and much more...

DTweak Free is a free advanced tweaker and optimizing tool especialy designed for Windows Vista: With DTweak you can - defragment disks and registers, - clean file and registry sistems, - tune computer performance, - and much more...

Can detect a lot of hard drives troubles and give a solution for them: - Monitor hard drives health, performance and temperature; - Defragmemt and clean hard drives and registry; Show hdd activity, temperature, performance and health in tray icons

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 sistems, - tune computer performance, - and much more...

An all-in-one utility suite to tweak, optimize, tune and clean up your Windows 7, it bundles a lot of different utilities and helps your system to run faster, more stable, secure and personal!