The iPod shuffle (trademarked, marketed and stylized as iPod shuffle) is a digital audio player designed and marketed by Apple Inc.The last generation was the smallest yet, around the size of an AAA battery, but Apple achieved this. The iPod Shuffle as always been the smallest and the cheapest of Apple's MP3 players.According to Apple, owners of existing iPods had often left the music selection to 'shuffle', and the new iPod Shuffle was a way of implementing that in a much more. Released on Januduring the Macworld expo, the first-generation iPod Shuffle weighed 0.78 ounces (22 g), and was designed to be easily loaded with a selection of songs and to play them in random order.