<Tr> <Th> Protocol </Th> <Td> iTunes Music Store Protocol (itms: / /) </Td> </Tr> <Tr> <Th> Availability </Th> <Td> See Internationalization </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.apple.com/itunes/ </Td> </Tr> <P> The iTunes Store is a software - based online digital media store operated by Apple Inc . It opened on April 28, 2003, and has been the largest music vendor in the United States since April 2008, and the largest music vendor in the world since February 2010 . It offers over 35 - 40 million songs, 2.2 million apps, 25,000 TV shows, and 65,000 films as of January 2017 . iTunes Store's revenues in the first quarter of 2011 totaled nearly US $1.4 billion; by May 28, 2014, the store had sold 35 billion songs worldwide . </P>

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