apartment therapy changing the world, one room at a time

We already know there are tons of gadgets in our homes eating away at our power even when they're powered off.

You can check out this chart to see who the worst blood-sucking culprits are, on average. But if you want to know exactly how much power—and money— you're wasting, look no further than this (Free!) iPhone App.

Once you let the Vampire Power Calculator know how many hours a week you use your plugged-in gizmo, it will spit out a few figures to show you how much energy and money you're wasting. You might be surprised to figure out that you don't need a costume this weekend—you could already be the vampire king!

Via GeekSugar