The following is a list of operating systems released by Apple Inc.
There was no OS for the Apple I. |
Main article: Macintosh operating systems |
Main article: Classic Mac OS |
Main article: macOS |
See also: macOS version history |
macOS was previously known as Mac OS X and later OS X.
Main article: macOS Server |
See also: macOS Server version history |
macOS Server was previously known as Mac OS X Server and later OS X Server.
Starting with Lion, there is no separate Mac OS X Server operating system. Instead the server components are a separate download from the Mac App Store.
See also: iPod firmware |
Main article: iOS |
See also: iOS version history |
iOS was previously known as iPhone OS, despite also being available on the iPod Touch (1st, 2nd, and 3rd generations) and the original iPad.
Main article: iPadOS |
At its June 2019 Worldwide Developer Conference, Apple introduced iPadOS, a version of iOS, for iPad tablets, promised for fall 2019 release.[2][3]
Main article: watchOS |
See also: watchOS version history |
Main article: Apple TV Software |
There was no Apple TV Software 8, version 8 was skipped when moving to tvOS.
Main article: tvOS |
See also: tvOS version history |
Main article: audioOS |
Device(s) | Platform(s) | OS | Announced | Released | Discontinued | Notes |
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Apple computers | Apple II series | Apple DOS | June 1978 | June 1978 | 1983 | |
Apple ProDOS | 1983 | 1983 | 1993 | |||
Apple GS/OS | 1988 | 1988 | ||||
Apple III | Apple SOS | 1980 | 1980 | |||
Apple Lisa | Lisa OS | 1983 | 1983 | |||
MacWorks XL | 1984 | 1984 | ||||
Macintosh computers (68k) | Classic Mac OS | System 1 | 1984 | 1984 | ||
System 2 | 1985 | 1985 | ||||
System 3 | 1986 | 1986 | ||||
System 4 | 1987 | 1987 | ||||
System Software 5 | 1987 | 1987 |
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System Software 6 | 1988 | 1988 |
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Macintosh computers (68k and PowerPC) | System 7 | 1991 | 1991 |
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Mac OS 8 | 1997 | 1997 | ||||
Macintosh computers (PowerPC) | Mac OS 9 | 1999 | 1999 | |||
Mac OS X | Mac OS X Public Beta | September 13, 2000 | September 13, 2000 | May 14, 2001 |
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Mac OS X 10.0 | September 13, 2000 | March 24, 2001 |
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Mac OS X 10.1 | September 25, 2001 | September 25, 2001 |
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Mac OS X 10.2 | August 23, 2002 |
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Mac OS X Panther | October 24, 2003 |
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Macintosh computers (PowerPC and x86) | Mac OS X Tiger | April 29, 2005 |
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Mac OS X Leopard | October 26, 2007 |
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Macintosh computers (x86) | Mac OS X Snow Leopard | August 28, 2009 |
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Mac OS X Lion | July 20, 2011 |
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OS X | OS X Mountain Lion | July 25, 2012 |
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OS X Mavericks | October 22, 2013 |
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OS X Yosemite | October 16, 2014 |
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OS X El Capitan | June 8, 2015 |
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macOS | macOS Sierra | June 13, 2016 |
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macOS High Sierra | June 5, 2017 |
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macOS Mojave | September 24, 2018 |
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macOS Catalina | October 7, 2019 |
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Macintosh computers (x86 and ARM64) | macOS Big Sur | November 12, 2020 |
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macOS Monterey | October 25, 2021 |
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macOS Ventura | October 24, 2022 |
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Macintosh computers (PowerPC) | Mac OS X Server | Mac OS X Server 1.0 | March 16, 1999 | March 16, 1999 |
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Mac OS X Server 10.0 | May 21, 2001 |
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Mac OS X Server 10.1 | September 25, 2001 |
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Mac OS X Server 10.2 | August 23, 2002 |
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Mac OS X Server 10.3 | October 24, 2003 |
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Macintosh computers (PowerPC and x86) | Mac OS X Server 10.4 | April 29, 2005 |
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Mac OS X Server 10.5 | October 26, 2007 |
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Other computers | NeXTSTEP | September 18, 1989 | ||||
OpenStep | 1994 | |||||
Darwin | November 15, 2000 | |||||
A/ROSE | ||||||
A/UX | ||||||
AIX for Apple Network Servers | ||||||
Macintosh Application Environment | ||||||
MkLinux | ||||||
PowerOpen Environment | ||||||
Star Trek | N/A | N/A | ||||
Taligent | N/A | N/A | ||||
Copland | N/A | N/A | ||||
Newton | Newton | Newton OS | ||||
iPod | iPod | iPod OS |
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Apple TV | Apple TV Software (x86) | Apple TV Software 1 | September 12, 2006 | March 21, 2007 | February 12, 2008 |
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Apple TV Software 2 | January 15, 2008[4] | February 12, 2008[5] | October 2009 |
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Apple TV Software 3 | October 2009 |
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Apple TV Software (ARM) | Apple TV Software 4 | |||||
Apple TV Software 5 | ||||||
Apple TV Software 6 |
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Apple TV Software 7[note 1] |
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tvOS | tvOS 9[note 1] |
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tvOS 10 |
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tvOS 11 |
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tvOS 12 |
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tvOS 13 |
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tvOS 14 |
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tvOS 15 |
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tvOS 16 |
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iOS devices (iPhone, iPod Touch, and iPad) | iPhone OS[note 2] | iPhone OS 1[note 2] | ||||
iPhone OS 2[note 2] | ||||||
iPhone OS 3[note 2] | ||||||
iOS[note 2] | iOS 4[note 2] |
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iOS 5 | ||||||
iOS 6 | ||||||
iOS 7 | ||||||
iOS 8 | ||||||
iOS 9 | ||||||
iOS 10 | ||||||
iOS 11 | ||||||
iOS 12 | ||||||
iOS 13 | ||||||
iOS 14 | ||||||
iOS 15 | ||||||
iOS 16 | ||||||
Apple Watch | watchOS | watchOS 1 |
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watchOS 2 |
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watchOS 3 |
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watchOS 4 |
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watchOS 5 |
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watchOS 6 |
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watchOS 7 |
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watchOS 8 |
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watchOS 9 |
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