Are you a Siren like Paris Hilton–or is Jessica Simpson more to your Fancy? iPerfumer helps you hunt for the perfect scent on the go. Created by perfume house Givaudan, the free iPhone app offers finely tailored fragrance advice based on a personal profile that you create around your perfume likes and dislikes. The streamlined program filters through over 4,000 classic and just-launched prestige fragrances to pin down your perfect scents and learn which notes you love. Create multiple profiles to simplify gift shopping, and see what fragrances your fellow iPerfumer junkies are buzzing about.