IPhone (1st generation) $499, the original launch price of the 4 GB model. Apple released an SDK on March 6, 2008, allowing developers to create the apps that would be available starting in iPhone OS version 2.0, a free upgrade for iPhone users. On June 9, Apple announced the iPhone 3G, which began shipping July 11. The original iPhone was discontinued 4 days later; total sales volume came to 6,124,000 units. During release, the iPhone was marketed as running "OS X". The name of the operating system was revealed as iPhone OS with the release of the iPhone SDK. The original iPhone supported
History of iPhone the phones on June 29, 2012. T-Mobile began offering iPhone on April 12, 2013. On November 9, 2007, the iPhone was officially launched As in the case of the previous launch in the US, customers lined up as much as a day in advance to obtain the much-anticipated phone. Apple occasionally produced a limited number of 4GB iPhones for German and UK markets, but they never reached end customers and were used as in-store demo units. Later most of the units were disposed of. The initial operating model of locking iPhone owners to one selected carrier has been controversial in