The iOS Interview Handbook

537 iOS interview questions with clear “how to answer” guidance, updated for iOS 27, Xcode 27 and Swift 6. Covers Swift, SwiftUI, UIKit, architecture, networking, concurrency, data persistence, performance, testing and system design, including Liquid Glass, iPhone Duo and Apple Intelligence. Every code example compiles in Swift 6. Plus guides to Git, debugging, Instruments and AI tools, and Xcode playgrounds for practice. For anyone preparing for iOS technical interviews, from first job to senior.