watchOS 3.0 to watchOS 3.1 API Differences

Objective-C

• HomeKit
• PassKit

Swift

• AVFoundation
• CloudKit
• CoreData
• CoreFoundation
• CoreGraphics
• CoreLocation
• CoreMotion
• CoreText
• Darwin
• EventKit
• Foundation
• GameKit
• HomeKit
• ImageIO
• MachO
• MapKit
• ObjectiveC
• PassKit
• SceneKit
• Security
• SpriteKit
• Swift
• UIKit
• UserNotifications
• WatchConnectivity
• WatchKit