History of iPhone
On January 9, 2007, Steve Jobs announced iPhone at the Macworld convention, receiving substantial media attention. Jobs announced that the first iPhone would be released later that year. On June 29, 2007, the first iPhone was released.
Safari (web browser)
On January 9, 2007, at Macworld SF, Jobs announced the iPhone. The device’s operating system (later called iPhone OS and subsequently renamed to iOS) used a mobile version of the Safari browser and was able to display full, desktop-class websites.