iOS is to the iPhone what Windows is to PCs or macOS is to Macs.
iOS 18
Apple previewediOS 18atWWDCin June 2024.
This AI-driven platform, integrated with Siri and ChatGPT, enables advanced text and image generation.

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It will be available on the iPhone 15 Pro and later models.
Several core apps receive updates as well.
Mail introduces message grouping, summarization, and new categories for better inbox management.

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Maps includes topographical data and trail information.
One of the most notable updates to iOS 17 is the change from, “Hey Siri!”
AirDrop has been upgraded to include NameDrop to allow for easy contact sharing.

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iOS 16
iOS 16 was announced at 2022’s WWDC in June.
It rolled out to consumers in Fall 2022.
The iOS upgrade also offers improvements to Spatial Audio that allow for the personalization of audio on AirPods.

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Some of the biggest steps forward are influenced by the recent remote-work trend.
That’s due to the release ofiPadOS(which begins with version 13).
It’s based on iOS 13 and has many of the same features, but also adds iPad-specific items.

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iOS 12
Support ended:n/aCurrent version:12.4.8.
iOS 11
Support ended:n/aCurrent version:11.4.1.
In iOS 11, the emphasis shifted from the iPhone to the iPad.

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iOS 10
Support ended:2019Current version:10.3.4.
Cracks began to show in the walled garden in iOS 10, and Apple put them there.
The major themes of iOS 10 were interoperability and customization.

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Siri became available to third-party apps in new ways.
There were even apps built into iMessage now.
Beyond that, users now had new ways to customize their experiences, from (finally!)

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being able to delete built-in apps to new animations and effects to punctuate their text messages.
iOS 9
Support ended:2018Final version:9.3.9.
They suggested that Apple should focus on shoring up the foundation of the OS before adding new features.

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That’s just what the company did with iOS 9.
Major improvements were delivered in speed and responsiveness, stability, and performance on older devices.
iOS 8
Support ended:2016Final version:8.4.1.

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iOS 7
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Support ended:2016Final version:7.1.2.
Rather, it was because things had changed.
The design of the current iOS is derived from the changes made in iOS 7.

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After Apple made improvements, and users became accustomed to the changes, complaints subsided.
iOS 6
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Support ended:2015Final version:6.1.6.
In iOS 6, that changed.

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When he refused, Cook fired him.
Forstall had been involved with the iPhone since before the first model, so this was a profound change.
iOS 5
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Support ended:2014Final version:5.1.1.

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More features that are now central to the iOS experience debuted here, including iMessage and Notification Center.
iOS 4
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Support ended:2013Final version:4.3.5.
Another important change introduced with iOS 4 was the name “iOS” itself.

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This was also the first version of iOS to drop support for any iOS devices.
It was not compatible with the original iPhone or the 1st generation iPod touch.
Some older models that were technically compatible were not able to use all features of this version.

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iOS 3
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Support ended:2012Final version:3.2.2.
Also notable about this version of iOS is that it was the first to support the iPad.
The 1st generation iPad was released in 2010, and version 3.2 of the software came with it.
iOS 2
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Support ended:2011Final version:2.2.1.
Around500 apps were available in the App Store at launch.
Hundreds of other crucial improvements were also added.
iOS 1
Support ended:2010Final version:1.1.5.
This version of the operating system wasn’t called iOS at the time it launched.
From versions 1-3, Apple referred to it as the iPhone OS.
The name shifted to iOS with version 4.
Support for features like the multitouch screen, Visual Voicemail, and iTunes integration were significant advances.
FAQ
Go to theApp store, select an app, and tapVersion History.
There, you will see all updates for the app, plus the date of each update.
Go toSettings>App Store> turn offApp Updates.