Wikipedia
The iPhone is a line of smartphones designed and marketed by Apple Inc that use Apple's iOS mobile operating system The first-generation iPhone was announced by former Apple CEO Steve Jobs on January 9, 2007 Since then, Apple has annually released new iPhone models and iOS updates As of November 1, 2018, more than 22 billion iPhones had been sold The iPhone has a user interface built around a multi-touch screen It connects to cellular networks or Wi-Fi, and can make calls, browse the web, take pictures, play music and send and receive emails and text messages Since the iPhone's launch further features have been added, including larger screen sizes, shooting video, waterproofing, the ability to install third-party mobile apps through an app store, and many accessibility features
IPhone - Wikipedia, the free encyclopedia