Apple's iTunes Festival at SXSW in Austin is a free music festival that's a SXSW showcase. It's a worldwide event, thanks to iTunes, which features live streaming of performances as well as archived video after the festival is over. iTunes Festival performances are also streamed on Apple TV. The expected dates for iTunes Festival SXSW 2015 are Sept. 1 - 30. The iTunes Festival 2015 SXSW lineup and iTunes Festival SXSW tickets information is below.