iOS 14 (Released in September 2020)

iOS 14 was released in September 2020 and introduced several new features, including:

• App Library for organizing apps into categories
• Improved widgets with support for larger sizes and customization options
• Enhanced privacy settings, including the ability to grant app permissions on a per-use basis
• Picture-in-picture video playback on compatible devices
• Support for Siri voice messages
  

  iOS 13 (Released in September 2019)

  iOS 13 was released in September 2019 and brought several new features, including:

• Dark Mode for a more visually comfortable experience at night or in low-light environments
• Enhanced privacy settings, including the ability to grant app permissions on a per-use basis
• Improved multitasking with card-based interface and swipe gestures
• Support for iPadOS features such as mouse and trackpad support, customizable home screen widgets, and improved file management
  

  iOS 12 (Released in September 2018)

  iOS 12 was released in September 2018 and introduced several new features, including:

• Performance improvements for all devices, with a focus on stability and speed
• Screen Time feature to help users manage their device usage and set limits
• Improved Siri Shortcuts for creating custom actions and automating tasks
• Enhanced ARKit capabilities for more immersive augmented reality experiences
  

  iOS 11 (Released in September 2017)

  iOS 11 was released in September 2017 and brought several new features, including:

• Drag-and-drop functionality for multitasking on iPad
• Dock with app folders and quick access to the App Switcher
• Improved Control Center design with customizable controls
• Files app for managing files across cloud services and local storage
• Enhanced Siri capabilities, including support for translations and voice-activated shortcuts
  

  iOS 10 (Released in September 2016)

  iOS 10 was released in September 2016 and brought several new features, including:

• Redesigned Lock screen with rich notifications and widgets
• Improved Messages app with stickers, digital touch, and handwritten messages
• Enhanced 3D Touch capabilities for quick actions and multitasking
• Support for third-party apps in iMessage and Siri
• HomeKit support for smart home devices
  

  iOS 9 (Released in September 2015)

  iOS 9 was released in September 2015 and introduced several new features, such as:

• Improved multitasking with Slide Over and Split View modes for iPad
• Enhanced Notes app with checklists, sketches, and collaboration features
  

  News app for discovering news articles and stories

• Support for Apple Pencil on compatible devices
• Transit directions in Maps app for select cities
  

  iOS 8 (Released in September 2014)

  iOS 8 was released in September 2014 and brought several new features, including:

• Improved multitasking with background processing for third-party apps
• Enhanced Notification Center with widgets and interactive notifications
• Health app for tracking fitness and nutrition data
• Family Sharing feature for sharing iTunes, App Store, and iBooks purchases
• Continuity features for seamless integration between iOS devices and Mac computers
  

  iOS 7 (Released in September 2013)

  iOS 7 was released in September 2013 and introduced several new features, such as:

• Flat design with translucent elements and subtle animations
• Control Center for quick access to settings and media controls
• Enhanced multitasking with app previews and card-based interface
• AirDrop feature for sharing files via Wi-Fi or Bluetooth
• Improved Passbook app for storing tickets, coupons, and loyalty cards
  

  iOS 6 (Released in September 2012)

  iOS 6 was released in September 2012 and brought several new features, including:

  

• Enhanced Siri capabilities with sports scores, restaurant recommendations, and movie listings
• Improved Maps app with turn-by-turn directions and real-time traffic updates
• Facebook integration for sharing photos, links, and other content
• Passcode Lock feature for added security
• FaceTime over cellular networks on compatible devices
  

  iOS 5 (Released in October 2011)

  iOS 5 was released in October 2011 and introduced several new features, such as:

• Notification Center for managing notifications and alerts
• iMessage app for instant messaging between iOS devices
• Newsstand app for organizing and accessing magazine subscriptions
• Reminders app with location-based reminders and shared lists
• AirPlay Mirroring for displaying iPhone or iPad screen on Apple TV
  

  iOS 4 (Released in June 2010)

  iOS 4 was released in June 2010 and brought several new features, including:

• Multitasking with background processing for third-party apps
• Folders for organizing apps on home screen
• Game Center app for multiplayer gaming and leaderboards
• Retina display support for iPhone 4
• Enhanced Mail app with unified inbox, threaded messages, and search
  

  iOS 3 (Released in June 2009)

  iOS 3 was released in June 2009 and introduced several new features, such as:

• Spotlight search for finding files, apps, and contacts
• Cut, copy, and paste functionality
• Landscape keyboard support for iPhone
• Enhanced Mail app with attachment viewing and forwarding
• Push notifications for third-party apps