Awareness is such an impotent app that iphone, iPod Touch and iPad users must have this app in their device. Awareness app will keep you safe while you are walking through the road and listening to music. Awareness lets you listen to music and still hear when someone talks to you, the phone ringing, doorbell, alarms etc. without taking your headphones or earphones off – even with noise cancelling or noise isolating headsets. This app is developed by Essency and was cost $6.99 which is totally FREE now to download from iTunes store.