19. References

References

iOS API Reference

UIKit — UI components and event handling
SwiftUI — Declarative UI framework (iOS 13+)
Foundation — Core data types, collections, networking
Core Data — Object graph and persistence
CloudKit — iCloud data storage and sync
MapKit — Maps, annotations, routing
AVFoundation — Audio and video playback/recording
Core Motion — Accelerometer, gyroscope, pedometer
Core Location — GPS and location services
StoreKit — In-app purchases and subscriptions
GameKit — Leaderboards, achievements, multiplayer
SpriteKit — 2D game engine
SceneKit — 3D graphics engine
HealthKit — Health and fitness data
LocalAuthentication — Face ID and Touch ID
Speech — Speech recognition
AuthenticationServices — Sign in with Apple

Glossary

ARC	Automatic Reference Counting — memory management
IBAction	Interface Builder action method connected from UI
IBOutlet	Interface Builder outlet referencing a UI element
MVC	Model-View-Controller architecture pattern
MVVM	Model-View-ViewModel pattern (common with SwiftUI)
API	Application Programming Interface
SDK	Software Development Kit
Storyboard	Visual representation of app screens and segues
SwiftUI	Declarative UI framework introduced in iOS 13
XIB	XML Interface Builder file for a single view

Tools

Xcode — Official IDE
Instruments — Performance profiling
Simulator — Device emulation
App Store Connect — App management
TestFlight — Beta distribution
SwiftLint — Linting and code style
CocoaPods / SPM / Carthage — Dependency managers
Fastlane — Build automation and deployment

Community & Learning

Congratulations! You have completed the iOS Tutorial. You now have a solid foundation in iOS app development. Keep building, keep learning, and happy coding!