Build Your First iOS App

What You'll Learn

17 lessons building a real SwiftUI todo app in Xcode, from your first project to a finished, portfolio-ready app with proper architecture and real debugging skills.

• 1
  Meet XcodeInstall Xcode, create your first project, and run it on the iPhone simulator.
• 2
  Your First SwiftUI ViewLearn how SwiftUI builds interfaces directly in code.
• 3
  Git UpSet up version control for your project and commit your first changes.
• 4
  Building BlocksMaster Text, Image, and Button, the core pieces of every SwiftUI screen.
• 5
  Layout with StacksUse VStack, HStack, and ZStack to build any layout.
• 6
  Making Things InteractiveLearn @State and bindings to make your app respond to taps and typing.
• 7
  Bug Hunt #1Find and fix a real binding bug using print statements and breakpoints.
• 8
  Thinking in MVVMOrganize your code into Model, View, and ViewModel like a professional app.
• 9
  The List ViewBuild a scrollable list with swipe-to-delete.
• 10
  Add and Complete TodosBuild a proper "Add" sheet and complete the core app functionality.
• 11
  Bug Hunt #2Debug a real app crash and learn safe optional handling with guard let.
• 12
  Every Screen SizeMake your app look great on every iPhone and iPad.
• 13
  Certificates and Provisioning ProfilesUnderstand how apps get onto real devices and the App Store.
• 14
  Capstone, Ship ItPolish your app, review your commit history, and push your finished project to GitHub.
• 15
  Building with AIUse AI to build the same app, and evaluate its output like a senior developer.

Plus a Welcome lesson and a full SwiftUI Cheat Sheet & Glossary reference. All work is done on the free iPhone simulator, no paid developer account or physical device required.