We've heard a lot this past week about tap-and-pay being introduced to the iPhone 6. But it's also been a longtime feature available to Android devices, and for many of us it's a quick and easy way to pay for all sorts of things.

Of course, it's not available worldwide, and not every merchant accepts it. But its usage is growing, and Apple getting into the game should only make it more prevalent.

Let's take a look at using tap-and-pay on Google Wallet on Android.