There are a few things I don't like about Xcode, but as a whole, it is the best totally free option for iOS development. Some features may require Internet access. Apple Developer Program membership required to submit apps to the App Store Free Apple ID to test or run applications on an iPhone, iPad, Apple TV, or Apple Watch Custom instruments with unique visualizations to analyze your own code and frameworks Instruments for performance analysis, including CPU, disk, memory, and GPU performance Open Quickly to instantly open any file within the project Refactoring to modify the structure of Swift, Objective-C, C, and C++ code Animations built using simple commands that describe the action you want to see Preview SwiftUI code or UIKit interfaces in different screen sizes, orientations, and font sizes Design canvas for building UI views using the library of controls and modifiers Source control navigator and service integrations for managing code across a team Live issues display errors as you type and Fix-its improve code with just a click Split editors to show previews or related content View debugging to show a 3D stack of all app's UI view layers at runtime

Playgrounds for experimenting and interacting with Swift code SwiftUI framework for creating user interfaces with a declarative Swift syntax

Swift programming language that is safe, fast, and modern Unified workflow for user interface design, coding, testing, and debugging

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