macOS Version History

On September 13, 2000 Apple Released A $29.95 “Preview” Version Of Mac OS X (Internally Codenamed Kodiak) In Order To Gain Feedback From Users. It Marked The First Public Availability Of The Aqua Interface, And Apple Made Many Changes To The UI Based On Customer Feedback.

On March 24, 2001, Apple Released Mac OS X 10.0 (Internally Codenamed Cheetah). The Initial Version Was Slow, Incomplete, And Had Very Few Applications Available At The Time Of Its launch, Mostly From Independent Developers.

Mac OS X 10.1 (Internally Codenamed Puma) Was Released On September 25, 2001. It Had Better Performance And Provided Missing Features, Such As DVD Playback. Apple Released 10.1 As A Free Upgrade CD For 10.0 Users.

On August 23, 2002, Apple Followed Up With Mac OS X 10.2 Jaguar, The First Release To Use Its Code Name As Part Of The Branding.

Mac OS X Panther Was Released On October 24, 2003. In Addition To Providing Much Improved Performance, It Also Incorporated The Most Extensive Update Yet To The User Interface.

Mac OS X Tiger Was Released on April 29, 2005. Apple Stated That Tiger Contained More Than 200 New Features. 

As With Panther, Certain Older Machines Were No Longer Supported; Tiger Requires A Mac With A Built-In FireWire Port.

Among The New Features, Tiger Introduced Spotlight, Dashboard, Smart Folders, Updated Mail Program With Smart Mailboxes, QuickTime 7, Safari 2, Automator, VoiceOver, Core Image And Core Video.

Mac OS X Leopard Was Released On October 26, 2007. It Was Called By Apple “The Largest Update Of Mac OS X”. Leopard Supports Both PowerPC- And Intel x86-Based Macintosh Computers.

New Features Include A New Look, An Updated Finder, Time Machine, Spaces, Boot Camp Pre-Installed, Full Support For 64-Bit Applications (Including Graphical Applications), New Features In Mail And iChat, And A Number Of New Security Features.

Mac OS X Snow Leopard Was Released On August 28, 2009, The Last Version To Be Available On Disc. 

Mac OS X Lion Was Released On July 20, 2011. 

OS X Mountain Lion Was Released On July 25, 2012. It Incorporates Some Features Seen In iOS 5, Which Include Game Center, Support For iMessage In The New Messages Messaging Application, And Reminders As A To-Do List App Separate From iCal (Which Is Renamed As Calendar, Like The iOS App). It Also Includes Support For Storing iWork Documents In iCloud.

OS X Mavericks Was Released On October 22, 2013, As A Free Update Through The Mac App Store Worldwide.

OS X Yosemite Was Released To The General Public On October 16, 2014, As A Free Update Through The Mac App Store Worldwide.

OS X El Capitan Was Revealed On June 8, 2015, During The WWDC Keynote Speech. It Was Made Available As A Public Beta In July And Was Made Available Publicly On September 30, 2015.

macOS Sierra Was Announced On June 13, 2016, During The WWDC Keynote Speech. It Was Released Publicly On September 20, 2016.

macOS High Sierra Was Announced On June 5, 2017, During The WWDC Keynote Speech. It Was Released On September 25, 2017. 

macOS Mojave Was Announced On June 4, 2018, During The WWDC Keynote Speech. It Was Released On September 24, 2018. 

iOS Version History

iPhone OS 1

iPhone OS 1.0.x

iPhone OS 1.1.x

iPhone OS 2

iPhone OS 2.0.x

iPhone OS 2.1.x

iPhone OS 2.2.x

iPhone OS 3

iPhone OS 3.0.x

iPhone OS 3.1.x
iPhone OS 3.2.x – iPad only

iOS 4

iOS 4.0.x – iPod Touch and iPhone only

iOS 4.0.x – iPod Touch and iPhone only

iOS 4.2.x

iOS 4.3.x

iOS 5

 iOS 5.0.x

iOS 5.1.x

iOS 6

iOS 6.0.x

iOS 6.1.x

iOS 7

iOS 7.0.x

iOS 7.1.x

iOS 8

iOS 8.0.x

iOS 8.2

iOS 8.3

iOS 8.4.x

 

iOS 9

iOS 9.0.x

iOS 9.1

iOS 9.2.x

iOS 9.3.x

iOS 10

iOS 10.0.x

iOS 10.1.x

iOS 10.2.x

iOS 10.3.x

iOS 11

iOS 11.0.x

iOS 11.1.x

iOS 11.2.x

iOS 11.3.x

iOS 11.4.x

iOS 12

iOS 12.0.1

iOS 12.1

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