A website lives on a hosting company's server. So, you type in a URL and a website appears. TrueTour™ is an application, or tool, which can be used or viewed in many different ways.
You may wish to share it by itself, letting it appear full-screen on any device.
Or, you may wish to embed it onto any web page, so that it is a really cool eye-catching feature.
Or, you may wish to add your TrueTour™ to your Facebook Fan Page, or a strategic partner's website where they mention you.
So, TrueTour™ has an infinite number of uses and applications, and using it like a mobile website is just one of them.