You can optionally share your location information with the application, and when you light it you show up on a virtual earth-like globe. The longer a person keeps the lighter going, the moreâ€KiloJoulesâ€ you burn. And that helps contribute to the geographical teams that are sprouting up and trying to be the brightest on the globe. Oh, and you can blow on the microphone and extinguish the flame.
Sonic Lighters can also ignite other lighters on other iPhones.