The iPhone lineage of smart phones are engineered and promoted by Apple Inc. They operate Apple's iOS mobile systems. The initial iPhone was revealed June 29, 2007; the latest iPhones versions are the
iPhone SE, iPhone 6s along with the iPhone 6s Plus.
The interface is constructed around the phone's multi-touch screen, which includes virtual keyboard. The iPhone features Wi-Fi and may be connected to numerous cellular networks, which includes 1xRTT, GPRS , EDGE, UMTS, EV-DO, 4G, and LTE. An iPhone can record video (although not a standard element until the 3GS), capture photos, send & receive email, send texts, browse the internet, play music, GPS navigation, receive visual voicemail, record notes, and manage mathematical calculations. Other functions are: reference works, video games, social networking. may be activated by downloading apps. (application programs); as of October 2013, Apple App Store contained over one million apps available by Apple and other third parties and ranked as the number two largest mobile software organized distribution network of a kind in the world (ranked by the number of applications currently available).
The resounding sales of the iPhone, have been credited with transforming the smartphone industry, and helping cause Apple to be one of the most valuable publicly traded companies in the world. Almost all contempory smartphones have replicated the iPhone a slate format design with a touchscreen interface. In late 2014, JP Morgan estimated "The iPhone percentage of the worldwide smartphone installed base was around 15%" being behind the Android-based dominated smartphones. In a few developed market countries like Japan, the iPhone has a majority, being an exception to Android's dominance, and Australia where Android is rapidly approaching parity.
The iPhone 3G additions included 3G cellular network abilities along with A-GPS location. The iPhone 3GS increased the processor speed and added an increased-resolution camera capable of recording 480p video.
The iPhone 4 added a 960×640 higher-resolution "Retina Display", along with a VGA camera facing the front for capturing video along with added apps, plus a 5-megapixel camera facing the rear featuring the ability to capture 720p video.
The iPhone 4S upgraded to a camera with 8-megapixels featuring the ability to record 1080p video, a dual-core A5 image processor, along with a normal language voice controled system labeled Siri.
iPhone 5 features a dual-core A6 image processor, increased the Retina display size to 4 inches, introduced support for LTE and replaced the old 30-pin connector with a new pure-digital Lightning connector.
The iPhone 5S added dthe A7 64 bit dual-core image processor, plus updated camera featuring a larger aperture a;ong with dual-LED flash, plus Touch ID fingerprint scanner, combined with the home button.
iPhone 5C keeps the same A6 image chip as found on the iPhone 5, plus a new FaceTime camera which is backside-illuminated and a completely new polycarbonate casing . During 2013, the Apple iPhone 3GS featured a prolonged production run of 1,181 days; closely followed by the Apple iPhone 4, manufactured 1,174 days.
The reverberant sales of the Apple iPhone have been extoled for transforming the smartphone market and assisting in making Apple as one of the most invaluable publicly traded organizations in the world as of 2012. The Apple iPhone is the number one-selling phone in some countries, which hincludies the U. S. and Japan. During the final quarter of 2013, 51 million iPhones were sold, a new world record, compared with 47.8 million sold during the final quarter of 2012. During March 2014, iPhone brand sales had exceeded 500 million units