The very first time ViewController gets open it consumes a web service to load the top ten songs on iTunes. Later, It loads those songs from SQLite. To refresh the list tap the top right refresh button.
Tapping the song opens the WebViewController and loads the song web page in a UIWebView. tapping the refresh button at the right top corner will refresh the page.
Use CocoaPods to install the dependencies. Podfile included in the project.