Do you know the name of the song playing right now? Shazam does! Just hold out your phone and get the answer within 15 seconds. Brings a wow response every time. From there you can buy the song from iTunes or even watch the video on YouTube. It's no wonder this app was featured on Apple's very first "there's an app for that" commercials.

Unlimited hours of commercial free radio that only plays songs that sound like your favorite artists and songs, with skip capabilities, WOW. Just ask your friend for a song or artist they like and you will instantly play something they can move to. After creating your customized station you can "thumbs up" or "thumbs down" each song so Pandora learns what to play next.

Ask someone if they want to race you in finding out when a movie is playing. Launch Now Playing find all the theaters playing it nearby, watch the trailer and buy tickets before they finish. After impressing them with that, show them that you can even get rotten tomato review scores, look up upcoming movies, see new DVD releases and view your Netflix library. Unless they are seriously enviously, they’ll give you two “wows.”

Everyone has called someone and hoped they don’t pick up. iPhone users can ensure this happens every time. Simply pick a contact or type in any mobile number and go straight to voicemail. iPhone users call this SlyDial, non-iPhoners call this Wow!

Need the score, boxscore, or player stats for any game in any sport? Then you need Sportacular. Show this to any sports fan who doesn’t have an iPhone and watch him try to rip the phone out of your hands.

YouTube is cool on net, it’s cooler on your phone, and it’s coolest when it’s on Truveo. Truveo shows you videos from all over the internet (not just YouTube) and has a great user interface. Let your friends pick a search term and then wow them with all the results that play right on your phone.

Maybe this is a little too private to show your friends, but it is defiantly a wow app. Launch the app and see exactly how much money you have in all your accounts, how much money you owe on all your credit cards, and even get up-to-date tracking of each expense. All your online accounts are combined by this one wow-inspiring app.