Apple today launched iTunes Plus - DRM free music tracks featuring high quality 256kbps AAC encoding for just $1.29 per song. Apple said that it will continue to offer its entire catalog, in the same versions as today - 128kbps AAC encoding with DRM - at the same price of 99 cents per song, alongside the higher quality iTunes Plus versions when available. In addition, iTunes customers can now easily upgrade their library of previously purchased EMI content to iTunes Plus tracks for just 30 cents a song and $3.00 for most albums. The iTunes Store features the world's largest catalog with over five million songs, 350 television shows and over 500 movies. The iTunes Store has sold over 2.5 billion songs, 50 million TV shows and over two million movies, making it the world's most popular online music, TV and movie store.