This video will guide you through the creation of your first mobile application for Android iOS and Windows Smartphone on apps-builder.com.
[VERS ENG] Apps Builder Tutorial: How to create iPhone Android Windows Mobile Apps and HTML5 WebApp
Does it work with Windows Phone 7.5 ?
I have to say it really is easy to use, for me the chance to add html in to a page is excellent, I tried app inventor but couldn't seem to add html.