AI

What's New in Xcode 27

Xcode 27 is probably Apple's most significant IDE update in years, and it's not just about a fresh coat of paint. This release introduces agentic coding, a unified Device Hub, and a redesigned workspace that fundamentally changes how you build apps.

SwiftUI Featured

Announcing Mastering SwiftUI 7 for iOS 26 and Xcode 26

We’re excited to announce the release of Mastering SwiftUI 7, fully updated for iOS 26 and Xcode 26. This latest edition reflects the most recent SwiftUI APIs and development tools, ensuring your learning stays current with the evolving Apple ecosystem. In addition to the complete update, we’ve added

SwiftUI

Developing Live Activities in SwiftUI Apps

Live Activities, first introduced in iOS 16, are one of Apple's most exciting updates for creating apps that feel more connected to users in real time. Instead of requiring users to constantly reopen an app, Live Activities let information remain visible right on the Lock Screen and Dynamic

Swift

Integrating Siri Shortcuts into SwiftUI Apps with App Intents

Have you ever wondered how to make your app’s features accessible from the built-in Shortcuts app on iOS? That’s what the App Intents framework is designed for. Introduced in iOS 16 and macOS Ventura, the framework has been around for over two years. It provides developers with a

AI

Using Tool Calling to Supercharge Foundation Models

In the previous tutorials, we explored how Foundation Models work in iOS 26 and how you can start building AI-powered features using this new framework. We also introduced the @Generable macro, which makes it easy to convert generated responses into structured Swift types. Now, in Part 3 of the Foundation

AI

Working with @Generable and @Guide in Foundation Models

In the previous tutorial, we introduced the Foundation Models framework and demonstrated how to use it for basic content generation. That process was fairly straightforward — you provide a prompt, wait a few seconds, and receive a response in natural language. In our example, we built a simple Q&A

AI Featured

Getting Started with Foundation Models in iOS 26

With iOS 26, Apple introduces the Foundation Models framework, a privacy-first, on-device AI toolkit that brings the same language models behind Apple Intelligence right into your apps. This framework is available across Apple platforms, including iOS, macOS, iPadOS, and visionOS, and it provides developers with a streamlined Swift API for

SwiftUI

Exploring WebView and WebPage in SwiftUI for iOS 26

In iOS 26, SwiftUI finally introduced one of its most highly anticipated components: WebView, a native solution for displaying web content. Before this update, SwiftUI developers had to rely on the UIKit framework, using UIViewRepresentable to wrap WKWebView or SFSafariViewController in order to embed a web view. With the arrival

SwiftUI

In-App Language Switch in iOS with SwiftUI - No Restart Required

We've covered iOS localization in several tutorials, including one that shows how to fully localize an app using String Catalogs. However, these tutorials rely on the system language to determine the app’s language. But what if you want to give users the ability to choose their preferred

SwiftUI

Exploring ImagePlayground: AI-Powered Image Generation in iOS 18

With the release of iOS 18, Apple has unveiled a suite of exciting features under the Apple Intelligence umbrella, and one standout is the ImagePlayground framework. This powerful API empowers developers to generate images from text descriptions using AI, opening up a world of creative possibilities for iOS apps. Whether

SwiftUI

Announcing Mastering SwiftUI for iOS 18 and Xcode 16

We're thrilled to announce that our Mastering SwiftUI ebook has been fully updated for iOS 18 and Xcode 16. This comprehensive update includes: * All content and source code now compatible with the latest iOS and Xcode versions * Brand new chapters covering iOS 18's new APIs * Learn

SwiftUI

Using Navigation Transition to Create Hero Animation in iOS 18

Apple's engineers may have long recognized the widespread desire among iOS developers to recreate the elegant hero animation featured in the App Store app. Understanding the complexity and time investment typically required to implement such animations from scratch, Apple has incorporated this feature into the iOS 18 SDK.

AI

Extracting Text From Images Using Vision APIs

The Vision framework has long included text recognition capabilities. We already have a detailed tutorial that shows you how to scan an image and perform text recognition using the Vision framework. Previously, we utilized VNImageRequestHandler and VNRecognizeTextRequest to extract text from an image. Over the years, the Vision framework has

SwiftUI

Using Translation API in Swift and SwiftUI

iOS already includes a system-wide translation feature that allows users to easily translate text into various languages. With the release of iOS 17.4 (and iOS 18), you can now leverage the new Translation API to integrate this powerful translation capability into your apps. Apple provides two options for developers

SwiftUI

What’s New in SwiftUI for iOS 18

The world of SwiftUI is constantly evolving, with each update pushing the boundaries of app development. With iOS 18, the enhancements are both exciting and significant, set to transform how developers engage with SwiftUI. This guide aims to explore every new feature and improvement in this version, offering a comprehensive

AI

Building an AI Image Recognition App Using Google Gemini and SwiftUI

Previously, we provided a brief introduction to Google Gemini APIs and demonstrated how to build a Q&A application using SwiftUI. You should realize how straightforward it is to integrate Google Gemini and enhance your apps with AI features. We have also developed a demo application to demonstrate how

SwiftUI

Integrating Google Gemini AI with Swift and SwiftUI

At the upcoming WWDC, Apple is expected to announce an on-device large language model (LLM). The next version of the iOS SDK will likely make it easier for developers to integrate AI features into their apps. While we await Apple’s debut of its own Generative AI models, companies like

UIKit

Using Xcode Previews in UIKit Development

When SwiftUI was first released, one of the great features that piqued my interest was the instant preview function. This feature empowers developers to preview the user interface of any view within Xcode, entirely bypassing the need for a simulator. Prior to Xcode 15, the preview feature was exclusive to

SwiftUI

Understanding @FocusState, @FocusedValue and @FocusedObject

In any user interface, focus plays a crucial role in determining which element receives the next input. SwiftUI provides a powerful set of tools and view modifiers that allow you to control and manage focus in your apps. By using these modifiers, you can indicate which views are eligible to

SwiftUI

How to Build a Barcode Generator Using SwiftUI

I recently received a question from a friend regarding barcode generation using Swift. The CoreImage framework provides convenient built-in APIs for creating various types of barcodes, including QR codes. In this tutorial, we’ll explore how you can leverage SwiftUI and these powerful APIs to develop your very own barcode

How to Use SwiftData in UIKit Apps

In iOS 17, Apple introduced a new framework called SwiftData to replace the Core Data framework. Earlier, we have written an introductory tutorial about SwiftData and showed you how to pair SwiftData with SwiftUI. While there are numerous learning resources available for using SwiftData with SwiftUI, some readers have mentioned

SwiftUI

Working with String Catalogs for App Localization in iOS 17

With the release of Xcode 15, Apple introduced an exciting feature called String Catalogs. This feature aims to streamline the localization process for your app, making it easier to manage all your strings in one central location. By leveraging String Catalogs, you can ensure that your app is fully localized

Using SwiftData with Preview in SwiftUI

In the earlier tutorial, I have walked you through the basics of SwiftData, a new framework introduced in iOS 17 as a replacement for Core Data. If you have followed that tutorial, you should now be familiar with using SwiftData to save and manage data in a database. The built-in

SwiftUI

Customizing Toolbar and Navigation Bar in SwiftUI

The Toolbar API has been available for a considerable period, having been introduced with the release of iOS 14. It was a valuable addition to the SwiftUI framework, enabling developers to incorporate menu items in the navigation and bottom bars. In iOS 16, Apple unveiled additional modifiers to further enhance

SwiftUI

Using SymbolEffect to Animate SF Symbols in iOS 17

When it comes to designing visually appealing and intuitive user interfaces in iOS development, SF Symbols are an invaluable asset. It offers a comprehensive library of over 5,000 customizable icons, designed specifically for iOS and macOS applications. The latest iOS 17 update brings SF Symbols 5, which introduces a