<P> The finalization of a deal between Apple and China Mobile, the world's largest mobile network, was announced in late December 2013 . The multi-year agreement provides iPhone access to over 760 million China Mobile subscribers . </P> <P> In the first quarter of 2014, Apple reported that it had sold 51 million iPhones, an all - time quarterly record, compared to 47.8 million in the year - ago quarter . </P> <P> The iPhone Upgrade Program is a 24 - month program designed for consumers to be able to get the latest iPhone every year, without paying the whole price up - front . The program consists of "low monthly payments", where consumers will gradually pay for the iPhone they have over a 24 - month period, with an opportunity to switch (upgrade) to the new iPhone after 12 months of payment have passed . Once 12 months have passed, consumers can trade their current iPhone with a new one, and the payments are transferred from the old device to the new device, and the program "restarts" with a new 24 - month period . </P> <P> Additional features of the program include unlocked handsets, which means consumers are free to pick the network carrier they want, and 2 - year AppleCare+ protection, which includes "hardware repairs, software support, and coverage for up to two incidents of accidental damage". </P>

How often do they make a new iphone