when was the first iphone released to the public
History of iPhone On January 9, 2007, Steve Jobs announced iPhone at the Macworld convention, receiving substantial media attention.[16] Jobs announced that the first iPhone would be released later that year. On June 29, 2007, the first iPhone[17] was released.
iPhone 4 The iPhone 4 is a smartphone that was designed and marketed by Apple Inc. Following a number of notable leaks, the iPhone 4 was first unveiled on June 7, 2010, at Apple's Worldwide Developers Conference in San Francisco,[6] and was released on June 24, 2010, in the United States, United Kingdom, France, Germany and Japan. It is the 4th generation of iPhone, succeeding the 3GS and preceding the 4S.