Appinventor for Android – Call It ‘Creating Apps for Dummies’ – NYTimes.com

You can build just about any app you can imagine with App Inventor,” says
Google in its announcement. “You do not need to be a developer. App Inventor
requires NO programming knowledge. This is because instead of writing code, you
visually design the way the app looks and use blocks to specify the app’s
behavior.

…the next step would be to make it completely web based. Interesting trend!