iPhone Generation

"iDevice" and "iOS gadget" divert here. For other Apple Inc. gadgets, see iMac and iPod. 

The opposite sides of a unique iPhone, iPhone 3G, and iPhone 4. 

The opposite sides of two iPhone 6s and an iPhone 6 Plus. 

A size correlation of three iPhones, a unique iPad, and a Magic Mouse. 

This is a rundown and correlation of gadgets outlined and showcased by Apple Inc. that run a Unix-like working framework named iOS, frequently conversationally alluded to just as iDevices.
The gadgets incorporate the iPhone sight and sound cell phone, the iPod touch handheld PC which, in configuration, is like the iPhone yet has no cell radio and other PDA equipment, and the iPad tablet PC. Every one of the three gadgets capacity as advanced sound and convenient media players and Internet customers. The Apple TV, which ran iOS from the second era of equipment onwards, is a set-top box for gushing media from nearby sources and from certain web administrations to an associated TV set, and has no screen of its own. Around 1.35 billion iOS gadgets have been sold worldwide as of March 2015.

The working framework on iOS gadgets can be redesigned through iTunes, or, on iOS 5 or later, utilizing over-the-air (OTA) overhauls. A noteworthy rendition of iOS has a tendency to be discharged each time another sort of iPhone is dispatched, (about once every year) and is free, despite the fact that iPod touch clients were once in the past required to pay for the redesign. Apple overhauls its items' equipment intermittently (around yearly).