The original TweakVI offers what you need to customize and optimize Windows Vista:

Unlike other tweaking utilities, TweakVI bundles lots of different utilities in one. It was developed to combine both tuning and optimizing features to increase the speed of your Windows Vista system. It's the world's first software for Windows Vista to combine both customization, tweaking and optimization features.

For a version comparison chart, please click here. Product details and screenshots can be found here.

A TweakVI Ultimate license includes access to the subscriber website for 12 months from where free updates can be downloaded. Subscription extensions and additional licenses can be ordered for a special discount at any time, with immediate delivery to the subscriber account.