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.
IPhone
The original iPhone has been described as "revolutionary", a "game-changer" for the mobile phone industry, and has been credited with helping to make Apple one of the world's most valuable publicly traded companies by 2011. Newer iterations have also received praise, such as being called "the best phone".