Apple’s iOS lets you interact with all of the applications on your iPhone. It displays icons for each application on the iPhone’s screen. It also manages battery power and system security. … The OS also lets you multitask and move through multiple open applications, just like you can on a laptop or desktop computer.

What is iOS and how it works?

iOS runs on all of Apple’s mobile devices. IOS is the second-largest operating system worldwide after Android. iOS Operating System. IOS uses a multi-touch interface in which the device is operated with the help of simple texture. Simple gestures such as swapping fingers on top of the device’s screen.

What operating system does iOS use?

Both the Mac OS X and iOS evolved from an earlier Apple operating system, Darwin, based on BSD UNIX. iOS is a proprietary mobile operating system owned by Apple and it is only allowed to be installed in Apple equipment. The current version — iOS 7 — uses approximately 770 megabytes of the device’s storage.