iOS

• Formerly iPhone OS
• iOS stands for iPhone operating system
• A mobile operating system created and developed by Apple for its hardware
• Mobile operating system for Apple-manufactured devices (i.e. iPhone, iPad)

iOS development

• Swift programming language is used
  • a powerful and elegant programming language
  • second best to me after C#
• Followings are needed:
  • Mac computer (MacBook pro, iMac)
  • Xcode (includes the iOS SDK, tools, compilers, and frameworks)
• Apps are published to App Store (App Store: a digital distribution platform, developed and maintained by Apple)

iOS developer

• Must be enrolled to ‘Apple Developer Program’
• Apps can not be published to App Store without enrolling to Apple Developer Program
• Apple Developer Program cost: $99 (USD) per membership year
• Links:
  • https://developer.apple.com/programs/how-it-works/
  • https://developer.apple.com/programs/whats-included/
  • https://developer.apple.com/support/compare-memberships/