Apple Inc. or formerly Apple Computer Inc., headquartered in Cupertino; American multinational company that designs, develops and sells consumer electronics, computer software and personal computers. The most well-known hardware products are Mac series computers, iPod music players, iPhone smartphones, iPad tablet computers and Apple Watch. Its software includes macOS and iOS operating systems, iTunes media browser, Safari internet browser, and iLife and iWork packages. The company was founded on April 1, 1976, and on January 3, 1977, Apple Computer, Inc. has become a joint stock company by name. The word "Computer" (Computer) in its name was removed from its right to reflect its consumer electronics orientation with the introduction of the iPhone on January 9, 2007. Apple is the world's second largest information company in turnover after Samsung Electronics; Maybe the world's third-largest mobile phone after Samsung and Nokia. Fortune magazine described Apple as the most used company worldwide, from 2008 to United States Pictures and from 2008 to 2012 in United States.