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 begin producing a CDMA-compatible iPhone, with such a model going on sale in early 2011. On January 8, 2011, the Wall Street Journal confirmed that Verizon Wireless would, on January 11, 2011, officially announce the launch of a CDMA-based iPhone for use on their network. The date in which the Verizon iPhone would go on sale was unknown, though the two most recent iPhone releases were made available within weeks of their launch announcement. Verizon confirmed the announcement on January 11, with an on-sale date of February 10. On January 11, 2011, Verizon announced that they would start carrying a