Xcode

Xcode is the only IDE for native Apple platforms. 2025 (Xcode 17) brings Swift Assist and Predictive Code Completion running locally on Apple Silicon.

When to Use

• iOS/macOS: Building native apps.
• SwiftUI: "Previws" canvas is essential.
• Instruments: Deep performance profiling of Apple apps.

Core Concepts

Project/Workspace

.xcodeproj and .xcworkspace. Use Workspaces if using CocoaPods or multiple projects.

SwiftUI Previews

#Preview macro (Swift 5.9+) allows instant rendering of views.