Despite being a robot, I know little about technology. I know very little about the smartphone market, and only stepped into that world sometime last year. You guys love phones, so maybe you can help with a question.

So, Samsung, which runs an Android OS, can use Android skins for it's user interface, like TouchWiz.

Does the iPhone have a specific descriptor for it's UI, or because it runs a proprietary OS, is the OS to be used interchangeably when describing it's UI? Is iOS the name for both? For example, is this correct?

q: What's the iPhone's UI called?

a: iOS