IOS

iOS

Developer	Apple Inc.
Written in	C, C++, Objective-C
OS family	Unix-like (BSD), OS X
Working state	Current
Source model	Closed source
Initial release	June 29, 2007; 17 years ago (2007-06-29)
Latest release	iOS 16.5[1] (20F66),[2] released May 18, 2023; 13 months ago (2023-05-18)[2]
Latest preview	iOS 17 Developer Beta 1
Marketing target	Artists, designers, casual users
Available in	40 languages[3]
Platforms	64- (and previously and 32-bit) ARM architectures (iPhone, iPod, iPad, iPad Mini, and 2nd gen. and higher Apple TV), Apple A4, Apple A5, Apple A5X, Apple A6, Apple A6X, Apple A7
Kernel type	Hybrid (XNU)
Default user interface	Cocoa Touch (multi-touch, GUI)
License	Proprietary EULA except for open-source components
Official website	www.apple.com/ios/

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iOS (previously named iPhone OS) is an OS for smartphones, made and sold by Apple. It is the mobile OS of the iPhone, the iPod, the iPad, Apple TV and similar devices. At first iOS was called iPhone OS, but it was renamed to iOS in 2010 to show that the operating system was being supported on new Apple devices.^[4]

1. ↑ "Apple Releases iOS 16.5 and iPadOS 16.5 With Sports Tab in Apple News, Bug Fixes and More". MacRumors. 2023-05-18. Retrieved 2023-05-20.
2. ↑ ^{2.0 2.1} "News and Updates". Apple Developer. Apple Inc. Retrieved 2023-05-20.
3. ↑ "Apple – iPhone XS – Technical Specifications". Apple. Archived from the original on January 4, 2019. Retrieved 2023-05-20.
4. ↑ Beal, Vangie (22 August 2011). "What is Apple iOS? Webopedia Definition". www.webopedia.com.