Shazam Encore app for windows phone, with which you will be able to easily recognize any music. You liked what you heard music just start the app and it will show you this melody and title.
Features:

• Watch videos on YouTube
• See the most common tags in your region
• Discover new music with Shazam
• See a biography of the composer
• Share the tag on Twitter, Facebook and Windows Live
• Set any track as the background screen