Apple has released iTunes Festival London 2013, version 4.0. The app is a supplemental guide and video streaming service for Apple's annual music festival in London. Version 4 features a refreshed design just in time for the beginning of the festival that starts September 1 and runs until the end of the month.
If you're in the UK, you can go to the official iTunes Festival London 2013 site to enter to win tickets to the 30 artists performing. Users who don't win can stream the acts live via the app.
iTunes Festival London 2013 is a free downloa