PocketRap is the best Rap Hip Hop Karaoke app with vocal effects. Reasons youll love it:n Builtin iPod music player with instant access to ALL YOUR iTUNES MUSIC, no file imports or transfersn no addons or extra purchasesn select your Album art, and follow the instructions to get lyrics for iTunes and all your iOS appsn universal full screen supportn works with iPhone HEADSET WITH MICROPHONEnnNo extra song purchases required Great for building battle rap skillsnnSystem Requirements:n1 iOS 3.2 or latern2 iPhone 3G3GS4, iPod touch 2nd gen or later, or iPadn3iPhone HEADSET WITH MICROPHONEnnCheck out other fun music apps for iOS devices from PocketLabworks