Many wireless service providers, such as AT&T and Verizon Wireless, offer promotional deals that allow new customers to receive a free iPhone with the purchase of a wireless contract. Upgrades are also available for existing customers.
Apple's iPhone is considered the first smartphone to use coverflow. While most iPhone users listen to music on their iPhones, the smartphone lacks the storage space of the Apple iPod. This has prevented the iPhone from replacing the iPod entirely.
The iPhone also changed the way cell phone users take photographs. When first introduced, the progressive iSight camera revolutionized cell phone photography by equipping iPhone users with powerful, pocket-sized cameras. The popularity of the smartphone camera resulted in the creation of photo sharing applications, such as Instagram and Snapchat. The iPhone also popularized video calling. The name of the video chat application Facetime has become synonymous with video chatting itself.
Approximately 49 percent of Apple iPhone users sell their old iPhones before purchasing a newer model. This speaks to the both the quality of the device and the popularity of the Apple brand. Apple, the owner and manufacturer of the iPhone, has committed itself to going green. Once day soon, all of Apple will be powered by sustainable energy.